Definitions

Postural orthostatic tachycardia syndrome


Overview

This syndrome is usually triggered when a person stands up after lying down. It most commonly affects women between the ages of 15 and 50.

Symptoms

Symptoms include lightheadedness, fainting, and rapid heartbeat, which are relieved by lying down again.

Treatments

Adding extra salt to the diet, increasing fluids, and using medications can help the disorder.