Did you know what you do while you sleep  can either help your hair grow—or lead to more breakage? That’s right! Your bedtime routine isn’t just for your skin or teeth. Your hair needs love too. Living in a busy city like San Jose, CA , it’s easy to overlook small habits. But when it comes to healthy hair, your nighttime routine matters  more than you think. Let’s look at the good (and not-so-good) hair habits that can change your hair—starting tonight. Why Nighttime Matters