India, Sept. 4 -- Most of us think of sleep as food for the body and mind. Sleep helps rejuvenate and research the body and mind, providing us with energy and mental strength to take on the next day. However, one of the most important yet underrated benefits of healthy sleep is how it protects the eyes. In an interview with HT Lifestyle, Dr Mustafa Parekh, ophthalmologist, Saifee Hospital, Mumbai said, "People tend to think of sleep as brain and body food, but it is also what your eyes need. In actual sense sleep equates to food to the eyes particularly the cornea, which is a transparent surface that helps in focusing the eyes." Also read | Eye surgeon says 'signs of poor eyesight in children are often overlooked'; shares tips for early d...