Losing hair can be a stressful experience for many people, and is a more common occurrence than you might think. Losing hair can be a stressful experience for many people, and is a more common occurrence than you might think. Nevertheless, many of us don't take the time to investigate why our hair is falling out, and find out if anything can be done to reverse the effects. Most of these scenarios bring about telogen effluvium, a condition whereby your hair falls out because of a stressful event. In effect, your body decides to conserve its energy in order to survive, and turns off the parts that grow your hair, causing it to fall out. Telogen effluvium is usually reversible. With that in mind, let's look at some of the circumstances that can cause this hair loss. Excessive exercise may be the reason you're losing hair. READ MORE:* Can hair loss products stop you from going bald?* Ask Dr Libby: Why is my hair thinning?* Women can lose their ha