New Delhi, Jan. 24 -- Seeing a few hair strands on your pillow in the morning is normal, but if it happens every single day, your nighttime routine may be playing a bigger role than you think. While genetics, diet, and hormones are well-known causes of hair loss, what often goes unnoticed is how sleep habits affect scalp health. From the fabric of your pillowcase to the way you tie your hair or even your sleep quality, small factors can quietly weaken hair strands over time.

According to dermatologist Dr Chagarla Mythri, friction, moisture imbalance, and poor sleep hygiene can disrupt the hair growth cycle. However, recovery, including hair repair, happens during deep sleep, making bedtime habits especially important.

Why does friction ...