Human Body - Facts for Kids

Your thumbnails grow the slowest of all your fingernails, but they’re usually the thickest!

White blood cells can multiply (make more of themselves) quickly when they detect an infection!

Wearing backpacks on both shoulders helps keep even pressure on both clavicles!

Your blood vessels (tubes) can constrict (get smaller) and dilate (get bigger) to help control your body temperature!

Regular physical activity helps your humerus maintain its strength and density!