HAIR LOSS OR HAIR FALL POST #10 What is the cause of excess hair fall? Originally, it was thought that hair loss was primarily due to genetic reasons. But today researchers have identified that mare than 80-85% of people are losing hair because of the following reasons: Pollution, UV rays, Stress, Humidity, Changing season, Disturbed sleep, Poor nutrition, Lack of exercise, Continuous exposure to Air-conditioning, Life style, Chemical residues from fertilizers, pesticides, preservatives in food and water