There are many reasons for hair loss. For example, people who are in a state of extreme anxiety may lose their hair very badly in a short time. These conditions will generally return to normal as long as they can be adjusted immediately; There is another situation, that is, your hair often falls off badly, even all the time, and the whole hair feels less and less, which is almost certain to be hair loss. At this time, you need to go to the hospital to find out the reason and treat it as soon as possible.