Hello!!!
Hairfall is a worrisome issue for most men and women. However, hairfall is a condition that can have a multitude of causes.
At your age (22 yrs) it is safe to say that hormonal changes could be one of the common causes of hairfall.
Hairfall can also be caused due to a variety of lifestyle related issues like unhealthy diet, habits like smoking, wearing helmet, excessive sweating, etc.
The medical causes could include anaemia, hypothyroidism,
vitamin and mineral deficiency, etc.
Since the causes are so vast, it will be hard to suggest