1. Genetics: Genetics is one of the major causes of hair fall. It has been studied that 60% of the people inherit the problem of acute hair fall. And sadly there are no treatments to cure hair fall caused by heredity. However you can take care of your mane to delay the process and make it healthy and shiny.
2. Improper diet: A healthy diet is very important not only for our body, but also for skin and hair. Our scalp cells needs proper nourishment and nutrition. People who follow low protein diet can suffer protein deficiency which leads to massive amount of hair shedding. So deficiency of vitamins, minerals and other nutrients can cause hair fall and thinning of hair.
3. Prolong diseases: Hair loss caused due to diseases or illness is mostly temporary and it cures once the body returns to its healthy condition. Typhoid, flu, fungus infection on the scalp (ringworm) etc causes hair fall.
Thyroid is another diease which leads to temporary hair fall, as both underactive and over active thyroid glands is responsible for hair loss. However it can easily be cured by proper medication from the physician.
4. Stress: Our present day lifestyles have long working hours and a hectic schedule and stress is the subversive effect. Our scalp cells like other body cells need relaxation and rejuvenation. Therefore practice yoga and meditation to reduce the effects of stress and thus reduce hair fall.