In-depth

Abdominal pain

Find out what causes different types of abdominal pain.

Delirium

Delirium is a state of confused thinking and lack of awareness that often affects people with dementia, terminal illness or multiple serious medical problems.

Diarrhea

Here's information about common causes of diarrhea and when to see your doctor.

Fatigue

Fatigue can signal many things. Here are some tips to help you decipher why you're wiped out and to regain your energy.

Headache

Most headaches aren't caused by a serious illness, but some could be a sign of a life-threatening condition.

Salmonella infection

Salmonella infection will cause only diarrhea and stomach pain in some people, but for infants and immunocompromised people, this bacterial illness can cause life-threatening complications.

Aug. 22, 2012

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