What Gives Human Blood Its Red Color? Calcium Hemoglobin Plasma Collagen Did You Know! Teeth can develop tiny cracks that are extremely difficult to detect. Cracked tooth syndrome can cause…

Where Is The Smallest Muscle In The Human Body Located? Ear Eye Finger Nose Did You Know! Some people develop extra teeth that never properly emerge. Known as supernumerary teeth,…

Which Organ Filters The Blood? Stomach Pancreas Kidneys Gallbladder Did You Know! A tooth can begin to “eat itself” from the inside. A condition called internal tooth resorption occurs when…

Which Body Part Contains More Than Half Of The Bones In Your Entire Body? Skull and spine Hands and feet Arms and legs Rib cage and pelvis Did You Know!…

Which Activity Can Provide Benefits For Your Heart, Muscles, Bones, And Mood? Regular physical activity Staying awake all night Sitting for long periods Skipping meals Did You Know! A seemingly…

What Is The Medical Term For High Blood Pressure? Hypoglycemia Hypertension Hypotension Hyperthermia Did You Know! Some skin disorders can follow invisible “lines” on the body. Certain conditions, including linear…

What Is The Longest Bone In The Human Body? Femur Tibia Humerus Radius Did You Know! Some people are essentially “allergic” to water—but not in the usual sense. Aquagenic urticaria…

Which Vitamin Is Particularly Important For Normal Blood Clotting? Vitamin C Vitamin D Vitamin E Vitamin K Did You Know! A skin problem can occasionally be an early clue to…

Which Organ Uses A Large Share Of The Body's Energy Despite Being A Small Percentage Of Body Weight? Spleen Brain Appendix Gallbladder Did You Know! Some skin disorders can follow…