What Happens To Your Pupils When You're Excited? Shrink Dilate Blink faster Turn bright Did You Know! Your Spine Has a Built-In “Brain”

What’s The Average Number Of Hairs A Person Loses Daily? 10–30 50–100 200–300 500+ Did You Know! Your Longest Nerve Runs All the Way to Your ToesThe sciatic nerve is…

What Part Of Your Body Gets Oxygen Directly From Air? Cornea Tongue Skin Ear cartilage Did You Know! You Have a “Second Brain” in Your GutYour intestines are lined with…

What Gives Carrots Their Orange Color And Helps Vision? Lycopene Iron Beta-carotene Chlorophyll Did You Know! Nerves Can Regrow—But Very SlowlyWhile the central nervous system (brain and spinal cord) has…

Which Body Fluid Is Sterile Until It Exits The Body? Saliva Sweat Urine Blood Did You Know! Red blood cells eject their nuclei

What Color Is A Healthy Human Liver? Yellow Reddish-brown Light pink Dark green Did You Know! Your cells have an internal “trash-eating” system

What Part Of The Body Never Stops Growing Throughout Your Life? Heart Liver Nose Lungs Did You Know! Some of your DNA isn’t human

What Condition Allows People To See 100 Million Colors? Deuteranomaly Tetrachromacy Protanopia Hemeralopia Did You Know! Rabies Can Cause Fear of Water — But Not Just Because You’re Thirsty🔹 Rabies…

What Part Of Your Body Is Most Likely To Itch When Someone Else Scratches? Nose Head Back Elbows Did You Know! You Can Be Allergic to Your Own Sweat🔹 There’s…