Why Do My Cat Chew My Hair When Its Wet. The behavior can become a bit aggravating when overdone. Your cat eats hair for one of the following reasons:
Some people believe it can be related to a self soothing behavior, like thumb sucking in children and can be associated with times of stress. If your cat comes and bites or chews your hair whilst you are asleep it may be because they want you to wake up. But, sometime during the middle of the night, i woke up to a strange stinging sensation on the top of my head.