Lie down and elevate your legs above heart level
Drink a large glass of water
Eat a salty snack or salty food
Sip an oral rehydration solution or electrolyte drink
Stand up slowly and avoid sudden position changes
Tighten your leg, butt, and abdominal muscles while sitting or standing
Cross your legs and squeeze your thigh muscles
Wear compression stockings if available
Have a caffeinated drink if you normally tolerate caffeine
Eat a small meal if low blood pressure is related to not eating
Avoid alcohol
Seek urgent medical help if you faint, have chest pain, shortness of breath, confusion, or severe weakness