In-depth

Complications

Low blood pressure (hypotension)

Low blood pressure (hypotension) can be a sign of good health or of a life-threatening condition. Find out more about hypotension's causes and treatment options.

Prevention

Heat and exercise

Risk factors

Dehydration and youth sports

Symptoms

Fatigue

Headache

Nausea and vomiting

Symptom Checker

Foot pain? Headache? Sore throat? Skin rash? Use the Symptom Checker to find out what's causing your symptom.

Tests and diagnosis

Urinalysis

Treatments and drugs

Heat exhaustion: First aid

Heatstroke: First aid

Nov. 25, 2014