التعريف

By Mayo Clinic Staff

يشعر كل شخص تقريباً بالإِنهاك وضغط العمل من وقت لآخر. ويمكن تحديد السبب وراء أمثلة الإرهاق المؤقت هذه ومن المحتمل وجود علاج لها.

ومن جانب آخر يستمر الإنهاك الشديد لفترة أطول ويكون معمقاً أكثر ولا يمكن التخفيف عنه عند الراحة. وهو حالة من الوهن المستمر تقريباً، وينشأ بمرور الوقت فيُقلل من طاقتك وحماسك وتركيزك. ويؤثر الإرهاق عند هذا المستوى أيضاً على سلامتك الانفعالية والنفسية.

22/07/2020

اطلع كذلك على

  1. 6 tips to manage rheumatoid arthritis symptoms
  2. Acetyl-L-carnitine: Can it relieve MS fatigue?
  3. Acromegaly
  4. Acute bronchitis: Is it contagious?
  5. Acute hepatitis C infection
  6. Acute kidney failure
  7. Acute lymphocytic leukemia
  8. Acute myelogenous leukemia
  9. Acute sinusitis
  10. Acute sinusitis: Do over-the-counter treatments help?
  11. Addison's disease
  12. Adjuvant therapy for cancer
  13. Adrenal fatigue: What causes it?
  14. Alcoholic hepatitis
  15. Alternative cancer treatments: 10 options to consider
  16. Ambien: Is dependence a concern?
  17. Amputation and diabetes
  18. Amyloidosis
  19. Anaphylaxis
  20. Anemia
  21. Angina
  22. Anorexia nervosa
  23. Anthrax
  24. Antidepressant withdrawal: Is there such a thing?
  25. Antidepressants and alcohol: What's the concern?
  26. Antidepressants and weight gain: What causes it?
  27. Antidepressants: Can they stop working?
  28. Antidepressants for children and teens
  29. Antidepressants: Side effects
  30. Antidepressants: Selecting one that's right for you
  31. Antidepressants: Which cause the fewest sexual side effects?
  32. Anxiety disorders
  33. Aortic calcification: An early sign of heart valve problems?
  34. Aortic valve regurgitation
  35. Aortic valve stenosis
  36. Aplastic anemia
  37. ARDS
  38. Arteriovenous fistula
  39. Artificial sweeteners: Any effect on blood sugar?
  40. Ascariasis
  41. Aspergillosis
  42. Atrial septal defect (ASD)
  43. Atrioventricular canal defect
  44. Atypical antidepressants
  45. Atypical cells: Are they cancer?
  46. Autoimmune hepatitis
  47. Automated external defibrillators: Do you need an AED?
  48. Base tan? Bad idea
  49. Bedtime routines: Not just for babies
  50. Biopsy procedures
  51. Bipolar disorder
  52. Bipolar disorder and alcoholism: Are they related?
  53. Bipolar in children
  54. Bipolar medications and weight gain
  55. Bipolar treatment: I vs. II
  56. Blastocystis hominis
  57. Infographic: Blood Cancer Awareness
  58. Blood clots during menstruation: A concern?
  59. Blood glucose meters
  60. Blood glucose monitors
  61. Blood sugar levels can fluctuate for many reasons
  62. Blood sugar testing: Why, when and how
  63. Blood tests for heart disease
  64. Mitral valve clip to treat mitral regurgitation: Bob's story
  65. Bone and joint problems associated with diabetes
  66. Bone cancer
  67. Bradycardia
  68. Mitral valve overview
  69. Explaining multiple sclerosis
  70. 4 Ways to Prevent Heart Attack
  71. Ebstein Anomaly
  72. Ebstein Anomaly Part Two: Patient Frequently Asked Questions
  73. Fact or Fiction? Debunking Exercise & Nutrition Myths for Preventing Heart Disease and Risk Factors
  74. Giant Cell Myocarditis
  75. Healthy Heart Numbers
  76. Heart disease in women
  77. Heart Failure
  78. How kidneys work
  79. Jack Long — Live Long, Beat Strong to Find a Cure
  80. Video: Leaky Valve Animation
  81. Leaky Valve Cone Procedure
  82. Mayo Clinic - Holiday Heart Attack and Stroke Risk
  83. Parathyroid
  84. Pulmonary hypertension overview
  85. Pulmonary Hypertension Treatment and Research
  86. Relationship between Long QT Syndrome and SIDS
  87. Screenings of newborns and athletes for genetic heart disease
  88. Video: Septal myectomy and apical myectomy
  89. Sports Cardiology Program
  90. Treating Long QT Patients Who Have Asthma
  91. Treating Pericarditis
  92. When a fainting episode might suggest a LQTS diagnosis
  93. Bronchitis
  94. Brucellosis
  95. Brugada syndrome
  96. Build resilience to better handle diabetes
  97. Caffeine and depression: Is there a link?
  98. Caffeine: Does it affect blood sugar?
  99. Calcium supplements: A risk factor for heart attack?
  100. Can chicken soup cure a cold?
  101. Can vitamins help prevent a heart attack?
  102. Cancer
  103. Cancer blood tests
  104. Myths about cancer causes
  105. Infographic: Cancer Clinical Trials Offer Many Benefits
  106. Cancer diagnosis: 11 tips for coping
  107. Cancer diagnosis? Advice for dealing with what comes next
  108. Cancer-related fatigue
  109. Cancer pain: Relief is possible
  110. Cancer risk: What the numbers mean
  111. Cancer surgery
  112. Cancer survival rate
  113. Cancer survivors: Care for your body after treatment
  114. Cancer survivors: Late effects of cancer treatment
  115. Cancer survivors: Managing your emotions after cancer treatment
  116. Cancer survivors: Reconnecting with loved ones after treatment
  117. Cancer treatment decisions: 5 steps to help you decide
  118. Cancer treatment for men: Possible sexual side effects
  119. Cancer treatment for women: Possible sexual side effects
  120. Cancer treatment myths
  121. Cancer Vaccine Research
  122. Cannabis for MS: Can it help treat symptoms?
  123. Can't sleep? Try daytime exercise
  124. Cardiac asthma: What causes it?
  125. Infographic: Cardiac sarcoidosis: A heart under attack
  126. Cardiomyopathy
  127. Caring for a loved one with diabetes
  128. Castleman disease
  129. Celiac disease
  130. Celiac disease: Can gluten be absorbed through the skin?
  131. Celiac disease diet: How do I get enough grains?
  132. Chagas disease
  133. Chelation therapy for heart disease: Does it work?
  134. Chemo brain
  135. Chemotherapy side effects: A cause of heart disease?
  136. Chicken soup: Can it treat a cold?
  137. Cholangiocarcinoma (bile duct cancer)
  138. Cholera
  139. Chronic fatigue: Can a natural remedy boost my energy?
  140. Chronic fatigue syndrome
  141. Chronic kidney disease
  142. Chronic lymphocytic leukemia
  143. Chronic myelogenous leukemia
  144. Chronic sinusitis
  145. Churg-Strauss syndrome
  146. Cirrhosis
  147. Clinical depression: What does that mean?
  148. Coconut oil: Can it cure hypothyroidism?
  149. Coffee after dinner? Make it decaf
  150. Cold and flu viruses: How long can they live outside the body?
  151. Cold or allergy: Which is it?
  152. Cold remedies
  153. Cold symptoms: Does drinking milk increase phlegm?
  154. Colon cancer
  155. Colon Cancer Family Registry
  156. Colon cancer screening: At what age can you stop?
  157. Colon cancer screening
  158. Common cold
  159. Concussion
  160. Concussion in children
  161. Concussion Recovery
  162. Concussion Telemedicine
  163. Control your portions, control your weight
  164. Anxiety and diet
  165. Coping with side effects of hepatitis C drugs
  166. Coronary artery spasm: Cause for concern?
  167. Craving and chewing ice: A sign of anemia?
  168. Crohn's Crisis
  169. Crohn's disease
  170. Crohn's disease symptom: Is fatigue common?
  171. Crohn's or Colitis
  172. Cupping therapy: Can it relieve fibromyalgia pain?
  173. Curcumin: Can it slow cancer growth?
  174. Cushing syndrome
  175. Cyclospora infection
  176. Cyclothymia (cyclothymic disorder)
  177. Daily aspirin therapy
  178. Demyelinating disease: What can you do about it?
  179. Depression and anxiety: Can I have both?
  180. Depression, anxiety and exercise
  181. Depression: Diagnosis is key
  182. Depression in women: Understanding the gender gap
  183. Depression (major depressive disorder)
  184. Depression: Provide support, encouragement
  185. Depression: Supporting a family member or friend
  186. Dermatomyositis
  187. Diabetes
  188. Diabetes and Alzheimer's
  189. Diabetes and dental care
  190. Diabetes and depression: Coping with the two conditions
  191. Diabetes and exercise: When to monitor your blood sugar
  192. Diabetes and fasting: Can I fast during Ramadan?
  193. Diabetes and foot care
  194. Diabetes and Heat
  195. Diabetes and menopause
  196. Diabetes and summer: How to beat the heat
  197. Diabetes and travel: Planning is key
  198. Diabetes and electric blankets
  199. 10 ways to avoid diabetes complications
  200. Diabetes diet: Should I avoid sweet fruits?
  201. Diabetes diet: Create your healthy-eating plan
  202. Diabetes: Does alcohol and tobacco use increase my risk?
  203. Diabetes foods: Can I substitute honey for sugar?
  204. Diabetes and liver
  205. Diabetes management: Does aspirin therapy prevent heart problems?
  206. Diabetes management: How lifestyle, daily routine affect blood sugar
  207. Diabetes: Eating out
  208. Diabetes nutrition: Sweets
  209. Diabetes prevention: 5 tips for taking control
  210. Diabetes symptoms
  211. Diabetes treatment: Can cinnamon lower blood sugar?
  212. Medications for type 2 diabetes
  213. Using insulin
  214. Diabetic coma
  215. Diabetic ketoacidosis
  216. Cancer-related diarrhea
  217. Dilated cardiomyopathy
  218. Does stress make rheumatoid arthritis worse?
  219. Does zinc work for colds?
  220. Drinking after hepatitis C cure: Is it safe?
  221. Drummer Beats Heart Disease
  222. Dumping syndrome
  223. Early hepatitis C infection: How often does it become chronic?
  224. Early HIV symptoms: What are they?
  225. Ease rheumatoid arthritis pain when grocery shopping
  226. Eastern equine encephalitis (EEE): What is it?
  227. Eating during cancer treatment: Tips to make food tastier
  228. Ebstein anomaly
  229. Echinacea: Is it effective for the common cold?
  230. ED Drugs for Pulmonary Hypertension
  231. Heart transplant to treat dilated cardiomyopathy: Elmo's story
  232. Emerging treatments for multiple sclerosis
  233. Encephalitis
  234. Endocarditis
  235. Endometriosis
  236. Endometriosis: Risk factor for ovarian cancer?
  237. Enlarged liver
  238. Enlarged spleen (splenomegaly)
  239. Esophageal cancer
  240. Infographic: Esophageal Cancer
  241. Estriol as a potential treatment option for multiple sclerosis (MS)
  242. Ewing sarcoma
  243. Exercise and multiple sclerosis
  244. External Drive: Charles' Artificial Heart
  245. Fasting diet: Can it improve my heart health?
  246. Fibromyalgia
  247. Fibromyalgia and acupuncture
  248. Fibromyalgia: Does exercise help or hurt?
  249. Fibromyalgia: Linked to other health problems?
  250. Fibromyalgia pain: Options for coping
  251. Fibromyalgia: Self-care tips
  252. Fibromyalgia and Neurontin
  253. Fibromyalgia or not?
  254. Fingolimod during pregnancy: Is it safe?
  255. Fish oil and depression
  256. Flu masks
  257. Flu Shot Prevents Heart Attack
  258. Flu shots
  259. Flu shots and heart disease
  260. Flu: When to see a doctor?
  261. Flu vaccine: Safe for people with egg allergy?
  262. Fluzone High-Dose: What distinguishes it from other flu vaccines?
  263. Foods and sleep
  264. Gaucher disease
  265. Generalized anxiety disorder
  266. Genetics and Cardiomyopathy
  267. GI Stents
  268. Giardia infection (giardiasis)
  269. Glomerulonephritis
  270. GLP-1 agonists: Diabetes drugs and weight loss
  271. Glycemic index: A helpful tool for diabetes?
  272. Grand mal seizure
  273. Granulomatosis with polyangiitis
  274. Grass-fed beef
  275. Graves' dermopathy: How is it treated?
  276. Graves' disease
  277. H1N1 flu (swine flu)
  278. Hairy cell leukemia
  279. Hangover prevention: Do lighter colored drinks help?
  280. Hangovers
  281. Hashimoto's disease
  282. Have a cold? Common sense rules
  283. Have a cold? Fight back with humidity
  284. Have a cold? Fight it with fluids
  285. Healthy eating: One step at a time
  286. Healthy Heart for Life!
  287. Healthy heart for life: Avoiding heart disease
  288. Heart arrhythmia
  289. Heart attack
  290. Heart attack prevention: Should I avoid secondhand smoke?
  291. Heart attack symptoms
  292. Heart Attack Timing
  293. Heart cancer: Is there such a thing?
  294. Heart disease
  295. Heart disease in women: Understand symptoms and risk factors
  296. Heart failure
  297. Heart failure and sex: Is it safe?
  298. Heart-healthy diet: 8 steps to prevent heart disease
  299. Heat exhaustion
  300. Heavy periods: Can folic acid help?
  301. Hemochromatosis
  302. Hemolytic uremic syndrome (HUS)
  303. Hemophilia
  304. Hepatitis A
  305. Hepatitis B
  306. Hepatitis C
  307. Hepatitis C: How common is sexual transmission?
  308. Hepatitis C: What happens in end-stage liver disease?
  309. Herbal treatment for anxiety: Is it effective?
  310. Hiatal hernia
  311. High-dose vitamin C: Can it kill cancer cells?
  312. Hirschsprung's disease
  313. HIV/AIDS
  314. Hodgkin's lymphoma (Hodgkin's disease)
  315. Hodgkin's vs. non-Hodgkin's lymphoma: What's the difference?
  316. Holiday Heart
  317. How do I reduce fatigue from rheumatoid arthritis?
  318. How well do you wash your hands?
  319. Humidifier care 101
  320. Humidifiers
  321. Huntington's disease
  322. Hypercalcemia
  323. Hyperglycemia in diabetes
  324. Hyperinsulinemia: Is it diabetes?
  325. Hyperparathyroidism
  326. Hyperthyroidism (overactive thyroid)
  327. Hypertrophic cardiomyopathy
  328. Infographic: Hypertrophic Cardiomyopathy
  329. Hyponatremia
  330. Hypoparathyroidism
  331. Hypopituitarism
  332. Hypothermia
  333. Hypothyroidism: Can calcium supplements interfere with treatment?
  334. Hypothyroidism diet
  335. Hypothyroidism and joint pain?
  336. Hypothyroidism: Should I take iodine supplements?
  337. Hypothyroidism symptoms: Can hypothyroidism cause eye problems?
  338. Hypothyroidism (underactive thyroid)
  339. IBD and colon cancer: How often do you need screening?
  340. Inflammatory bowel disease (IBD)
  341. Influenza (flu)
  342. Infographic: Innovative Rectal Cancer Treatments
  343. Insomnia
  344. Insomnia: How do I stay asleep?
  345. Insomnia treatment: Cognitive behavioral therapy instead of sleeping pills
  346. Insulin and weight gain
  347. Insulin therapy options
  348. Intensive insulin therapy
  349. Intervention: Help a loved one overcome addiction
  350. Iron deficiency anemia
  351. Is antibacterial soap a do or a don't?
  352. Is depression a factor in rheumatoid arthritis?
  353. Is fibromyalgia hereditary?
  354. Is there a multiple sclerosis diet?
  355. Jet lag disorder
  356. Depression and diet
  357. Kidney cancer
  358. Kidney Cancer
  359. Infographic: Kidney Cancer
  360. Lack of sleep: Can it make you sick?
  361. Late-night eating: OK if you have diabetes?
  362. LADA
  363. Preventing lead exposure
  364. Lead poisoning
  365. Legionnaires' disease
  366. Leukemia
  367. Lexapro side effects: Is breast tenderness common?
  368. Liver cancer
  369. Infographic: Liver Cancer
  370. Infographic: Liver Transplant Bile Duct Cancer
  371. Liver transplant for hepatitis C
  372. Living better with rheumatoid arthritis
  373. Living with Lupus
  374. Long QT syndrome
  375. Long-term safety of natalizumab for treating multiple sclerosis
  376. Low blood counts
  377. Low blood pressure (hypotension)
  378. Low blood sodium in older adults: A concern?
  379. Low-phosphorus diet: Helpful for kidney disease?
  380. Lupus
  381. Lupus: Can it cause hair loss?
  382. Lupus: Can it cause hives?
  383. Lupus affects kidneys
  384. Lyme disease
  385. Male depression: Understanding the issues
  386. Male hypogonadism
  387. Managing anxiety in MS: What works?
  388. Managing depression in MS
  389. Diabetes and carbs
  390. Mangosteen juice: Can it relieve arthritis pain?
  391. MAOIs and diet: Is it necessary to restrict tyramine?
  392. Marijuana and depression
  393. Mayo Clinic Minute: Will there be a Lyme disease vaccine for humans?
  394. Measles Virus as a Cancer Fighter
  395. Membranous nephropathy
  396. Menorrhagia (heavy menstrual bleeding)
  397. Mental health: Overcoming the stigma of mental illness
  398. Mental health providers: Tips on finding one
  399. Mental illness
  400. Menus for heart-healthy eating
  401. Mild depression: Are antidepressants effective?
  402. Mindfulness practice: Can it reduce symptoms of MS?
  403. Mitral valve prolapse
  404. Mitral valve regurgitation
  405. Mitral valve stenosis
  406. Mixed connective tissue disease
  407. Monoamine oxidase inhibitors (MAOIs)
  408. Monoclonal antibody drugs
  409. Mononucleosis
  410. Mononucleosis: Can it recur?
  411. Mononucleosis and Epstein-Barr: What's the connection?
  412. Mort Crim and Cancer
  413. Mouth sores caused by cancer treatment: How to cope
  414. MRI: Is gadolinium safe for people with kidney problems?
  415. Multiple myeloma
  416. Infographic: Multiple Myeloma
  417. Multiple sclerosis
  418. Infographic: Multiple Sclerosis
  419. Multiple sclerosis: Can it cause seizures?
  420. Multisystem inflammatory syndrome in children (MIS-C)
  421. Mumps
  422. Myelodysplastic syndromes
  423. Myelofibrosis
  424. Myelofibrosis
  425. Myocarditis
  426. Natural remedies for depression: Are they effective?
  427. Nervous breakdown: What does it mean?
  428. Neti pot: Can it clear your nose?
  429. Neti pot solution: Can I make my own?
  430. New Hep C Treatment
  431. No appetite? How to get nutrition during cancer treatment
  432. Nonalcoholic fatty liver disease
  433. Non-Hodgkin's lymphoma
  434. Not tired? Don't go to bed
  435. NSAIDs: Do they increase my risk of heart attack and stroke?
  436. Nuts and your heart: Eating nuts for heart health
  437. He's the bravest kid I've ever seen
  438. Oil of oregano: Can it treat sinusitis?
  439. Omega-3 in fish
  440. Omega-6 fatty acids
  441. Osteoporosis and long-term prednisone: What is the risk?
  442. Living with an ostomy
  443. Pain and depression: Is there a link?
  444. Palindromic rheumatism: Precursor to rheumatoid arthritis?
  445. Parvovirus infection
  446. Pectus excavatum
  447. Pectus Excavatum
  448. Pelvic inflammatory disease (PID)
  449. Pericarditis
  450. Peritonitis
  451. Persistent depressive disorder (dysthymia)
  452. Persistent post-concussive symptoms (Post-concussion syndrome)
  453. Personalized therapy for multiple sclerosis (MS)
  454. Plague
  455. Plugged ears: What is the remedy?
  456. Pneumonia
  457. Pneumonitis
  458. Polio
  459. Polycythemia vera
  460. Polymyalgia rheumatica
  461. Polymyositis
  462. Polymyositis: Can it affect my lungs?
  463. Polypill: Does it treat heart disease?
  464. Postpartum depression
  465. Postpartum thyroiditis
  466. Post-polio syndrome
  467. Prediabetes
  468. Premenstrual dysphoric disorder
  469. Premenstrual syndrome (PMS)
  470. PrEP to prevent HIV
  471. Prescription sleeping pills: What's right for you?
  472. Primary biliary cholangitis
  473. Primary sclerosing cholangitis
  474. Protect your joints while housecleaning
  475. Protein: Heart-healthy sources
  476. Pulmonary atresia
  477. Pulmonary edema
  478. Pulmonary fibrosis
  479. Pulmonary hypertension
  480. Pulmonary valve stenosis
  481. Put fish on the menu
  482. Q fever
  483. Reactive hypoglycemia: What can I do?
  484. Reading food labels
  485. Rectal cancer
  486. Recurring strep throat: When is tonsillectomy useful?
  487. Red wine, antioxidants and resveratrol
  488. Renal diet for vegetarians
  489. Rethinking Rheumatoid Arthritis
  490. Rhabdomyolysis
  491. Rheumatic fever
  492. Rheumatoid arthritis
  493. Rheumatoid Arthritis
  494. Rheumatoid arthritis: Does pregnancy affect symptoms?
  495. Rheumatoid arthritis and exercise
  496. Rheumatoid arthritis: Vaccines
  497. Rheumatoid arthritis diet
  498. Rheumatoid arthritis: Can it affect the eyes?
  499. Rheumatoid arthritis: Can it affect the lungs?
  500. Rheumatoid arthritis medications: Dangerous during pregnancy?
  501. Rheumatoid arthritis pain: Tips for protecting your joints
  502. Robotic heart surgery treats mitral regurgitation: Ed's story
  503. Rocky Mountain spotted fever
  504. Roseola
  505. Salt craving: A symptom of Addison's disease?
  506. Sarcoidosis
  507. Savella may help fatigue
  508. Selective serotonin reuptake inhibitors (SSRIs)
  509. Self-care for the flu
  510. Self-Image During Cancer
  511. Serotonin and norepinephrine reuptake inhibitors (SNRIs)
  512. Service dogs assist with diabetes care
  513. Infographic: Shedding light on dangerous faints
  514. Sheehan's syndrome
  515. Shingles
  516. Shingles and alcohol
  517. Shingles vaccine: Can I transmit the vaccine virus to others?
  518. Shingles vaccine: Should I get it?
  519. Sick sinus syndrome
  520. Silent heart attack
  521. Sinus headaches
  522. Sinus infection and toothache: Any connection?
  523. Sjogren's syndrome
  524. Sjogren's syndrome: Can it cause recurrent UTIs?
  525. Skip booze for better sleep
  526. Blood sugar testing
  527. Radiation simulation
  528. Small cell, large cell cancer: What this means
  529. Small vessel disease
  530. Smallpox
  531. Sodium: Smarten up
  532. Somatic symptom disorder
  533. Soy: Does it worsen hypothyroidism?
  534. Stomach cancer
  535. Infographic: Stomach Cancer
  536. Heart disease prevention
  537. Strep throat
  538. Strep throat in infants: A common diagnosis?
  539. Stress management for MS
  540. Stuffy nose? Try saline spray
  541. Sudden cardiac arrest
  542. Sudden death in young people: Heart problems often blamed
  543. Sunburn
  544. Sunburn treatment: Do I need medical attention?
  545. Takayasu's arteritis
  546. Tanning: Does a base tan prevent sunburn?
  547. Teen depression
  548. Test anxiety: Can it be treated?
  549. Thalassemia
  550. Thalidomide: Research advances in cancer and other conditions
  551. Infographic: The blueprints to your heart
  552. The dawn phenomenon: What can you do?
  553. Thyroid disease: Can it affect a person's mood?
  554. Tips for coping with rheumatoid arthritis
  555. Tips for cutting costs of blood glucose test strips
  556. Tips to make your mornings easier
  557. Toxic hepatitis
  558. Toxoplasmosis
  559. Treatment-resistant depression
  560. Tricuspid atresia
  561. Tricuspid valve regurgitation
  562. Tricyclic antidepressants and tetracyclic antidepressants
  563. Tuberculosis
  564. Tumor vs. cyst: What's the difference?
  565. Type 1 diabetes
  566. Type 1 diabetes in children
  567. Type 2 diabetes
  568. Type 2 diabetes in children
  569. Typhoid fever
  570. Ulcerative colitis
  571. Ulcerative colitis flare-ups: 5 tips to manage them
  572. Use these tips to help children prevent diabetes
  573. Valerian: A safe and effective herbal sleep aid?
  574. Valley fever
  575. Vasculitis
  576. Vegetarian diet: Can it help me control my diabetes?
  577. Ventricular septal defect (VSD)
  578. Vicks VapoRub: An effective nasal decongestant?
  579. Video: Heart and circulatory system
  580. How cancer spreads
  581. How diabetes affects your blood sugar
  582. Mitral valve regurgitation
  583. PICC line placement
  584. Video-kidney cancer patient-tattoo
  585. Viral hemorrhagic fevers
  586. Vitamin B-12 and depression
  587. Vitamin C: Can it prevent colds?
  588. Vitamin D and MS: Any connection?
  589. Vitamin deficiency anemia
  590. Vitamins for MS: Do supplements make a difference?
  591. Von Willebrand disease
  592. Walking pneumonia
  593. Warm-mist versus cool-mist humidifier: Which is better for a cold?
  594. Watch an interview with Fernando C Fervenza MD PhD
  595. West Nile virus
  596. Heart failure action plan
  597. What is meant by the term "heart age"?
  598. What's the difference between H1N1 flu and influenza A?
  599. When cancer returns: How to cope with cancer recurrence
  600. Whiplash
  601. Whipple's disease
  602. Whooping cough
  603. Whooping cough
  604. Why isn't there a hepatitis C vaccine?
  605. Wilson's disease
  606. Wilson's syndrome: An accepted medical diagnosis?
  607. Infographic: Women and Heart Disease
  608. Your secret weapon during cancer treatment? Exercise!
  609. Effectively managing chronic kidney disease
  610. Kidney Cancer — Bradley Leibovich, M.D., Mayo Clinic
  611. Do zinc supplements shorten colds?