Fatigue can signal many things. Here are some tips to help you decipher why you're wiped out and to regain your energy.
Most headaches aren't caused by a serious illness, but some could be a sign of a life-threatening condition.
Shortness of breath can be frightening. Most of the time, a heart or lung condition is the cause.
Tests and diagnosis
May. 21, 2013
- Pneumonia. National Heart, Lung, and Blood Institute. http://www.1.nih.gov/health/health-topics/topics/pnu/. Accessed April 17, 2013.
- AskMayoExpert. What diagnostic evaluation should be done in an outpatient with suspected community acquired pneumonia? Rochester, Minn.: Mayo Foundation for Medical Education and Research; 2013.
- Longo DL, et al. Harrison's Principles of Internal Medicine. 18th ed. New York, N.Y.: McGraw-Hill; 2012. http://www.accessmedicine.com/content.aspx?aID=9112783. Accessed April. 18, 2013.
- Schauner S, et al. Community-acquired pneumonia in children: A look at the IDSA guidelines. The Journal of Family Practice. 2013;62:9. Accessed April 19, 2013.
- Attridge RT, et al. Health care-associated pneumonia: An evidence-based review. The American Journal of Medicine. 2011;124:689. Accessed April 18, 2013.
- Hunter JD. Ventilator associated pneumonia. BMJ. 2012;344:e3325. Accessed April 19, 2013.
- Dockrell DH, et al. Pneumococcal pneumonia: Mechanisms of infection and resolution. Chest. 2012;142:482. Accessed April 18, 2013.
- Reynolds RH, et al. Pneumonia in the immunocompetent patient. The British Journal of Radiology. 2010;83:998. Accessed April 18, 2013.
- Rosenow EC (expert opinion). Mayo Clinic, Rochester, Minn. April 23, 2013.
You Are ... The Campaign for Mayo Clinic
Mayo Clinic is a not-for-profit organization. Make a difference today.