Is Breathing Cold Air Dangerous?
Breathing cold air isn’t dangerous. Your body has special mechanisms in place to make sure that all the air that reaches your lungs is plenty warm and full of...
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Why Does Ice Cream Make My Teeth Hurt?
Why Does Ice Cream Make My Teeth Hurt? Sometimes a bit of ice cream will make your teeth hurt or give you an “ice cream” headache. The nerves inside your...
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Why Do You Shiver When You Are Cold?
Why Do You Shiver When You Are Cold? When your body gets cold you can help it warm up by doing some kind of exercise. If you do not do that, your body has its own...
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Why Do Leaves Turn Colors in the Fall?
Why Do Leaves Turn Colors in the Fall? The green we see in leaves all summer comes from the green pigment “chlorophyll,” which leaves use in making food. Other colors...
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Why Dogs Always Have Wet Noses, and Can Sniff Things out Better than Humans?
Why Dogs Always Have Wet Noses, and Can Sniff Things out Better than Humans? Well, scientists think they’ve found the answer to both those questions. Experts say...
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