Losing up to 50-100 strands of hair a day is normal but anything more is a cause for concern. Harsh chemicals in shampoos and other haircare products do more damage than repair your hair hence don't forget to oil your hair once a week. Lack of enough proteins, iron and other dietary supplements in the human body can cause hair loss. The inadequacy of such nutrients makes our hair thirsty and deprived of their desired nourishment which eventually makes them fall.

Dr. Viral Desai, celebrity cosmetic surgeon, DHI India, and CPLSS answers most-asked questions about hair loss.