Is it bad to chew on hair?

Why do we urinate more often when it is cold? Why do sandal footbeds get so dirty and doesn't it make you crazy how a great pair of sandals can get ruined? HOW MAPEH IS IMPORTANT IN LIKE? Which is more important to the function of the human body the brain or the heart? Is a glucose a polysacchride? What cause no sore throat but throat is swollen voice is horse? Why do men like naked women? How long does abilify stay in your system? What courses involuntary movement of head and neck? How do you know if i am attractive? I am 14 years old my Adams apple is growing how long until it reaches full size my voice has broken already please answer? How does neon affect human health? Your best friend broke up with his girlfriend and since then we have been hanging out everyday now that they got back together you barely hang how what should i do? Why do some models have overbites but still look great? What race is Michael beasley? Why is the mouth so important? Can you be skinny but really strong? Why does the skin appear pale during shock? How tight should a leg cast be? Is it normal for your periods to be 3 days late?