Drink more water
Increase salt intake if your doctor says it is safe
Eat small, frequent meals
Avoid skipping meals
Stand up slowly from sitting or lying down
Avoid standing for long periods
Wear compression stockings
Limit alcohol
Review medications with a doctor
Treat underlying causes such as dehydration, bleeding, infection, or hormonal problems
Get enough rest
Avoid very hot showers or baths
Exercise regularly
Raise the head of the bed slightly
Seek medical care if you have fainting, chest pain, shortness of breath, or severe weakness