The doctor is in Grub, Guts, and Glorious Waste If I eat too much, can my stomach explode? Can you feel when you are full? What''s that thing in the back of my throat? Why does my belly rumble? Why is my belly still noisy after I eat? How does food turn into poop? Why do I puke? Is there a way to put the brakes on barfing? What''s the perfect pooping position? Why is there corn in my poop? Why are farts noisy? What does the color of pee mean? If I hold my pee too long, will my bladder burst? Mind and Nerve Mysteries How does my brain control my body? What''s "brain freeze"? How can I ease brain freeze? What happens when I don''t get enough sleep? How much sleep do I need? Why does my heart pound when I''m scared? Why does hitting my "funny bone" feel funny? Why does my foot fall asleep? Why are dreams so weird? Why do I forget most dreams? Silly Senses Can loud noise pop my eardrum? What can I do to protect my hearing? Why does twirling make me dizzy? If I cross my eyes, will they get stuck? Why do onions make me cry? Why do I see colors when I rub my eyes Why do I wake up with eye crusties? Why do I have eyebrows? Bumps, Rashes, and Gashes Why do bruises change color? Why is blood red? Why does my body make blisters? Should I lick my chapped lips? Why do bug bites itch? Why is scratching an itch so tempting? Can I get sunburned on a cloudy day? Is it okay to peel a sunburn? How do cuts heal? When does a cut need stitches? Coughs, Colds, and Conundrums Should I breathe through my nose or mouth? Why does food taste different when I have a cold? Why do fevers make you shiver? What do booger colors mean? How far can a sneeze travel? Can I sneeze out spaghetti? What happens when I get the wind knocked out of me? What''s a diaphragm Why do I get the hiccups Growing Bones and Body Wonders How long does it take a broken bone to heal? How do I take care of a broken bone? Why does a charley horse hurt so much? Does stretching count as exercise? Can my height change in only one day? How tall will I be when I grow up? Why do my fingers look like raisins after a bath? What would happen if I stopped trimming my nails? Is laughter really the best medicine? What if I have more questions?.