Lie down and elevate your legs
Drink a large glass of water
Drink an electrolyte drink
Eat a salty snack
Have a small meal if you have not eaten
Stand up slowly
Avoid sudden position changes
Tighten your leg and abdominal muscles
Wear compression stockings
Sip caffeine if it is safe for you
Avoid alcohol
Seek urgent medical help if you have fainting, chest pain, shortness of breath, confusion, or severe weakness