Even though you’re around human bodies all day (after all, you have one of your very own), you probably don’t know everything there is to know about them. Each of our bodies are a miracle; it’s amazing they work the way they do, day in and day out.
Every 60 seconds, your red blood cells do a complete circuit of your body.
Most babies are born with blue eyes; exposure to UV light brings out their true color.
The muscles that control your eyes contract about 100,000 times a day (that’s the equivalent of giving your legs a workout by walking 50 miles).
Over the course of your lifetime, you’ll shed about 40lbs of skin.
Your brain uses about 20% of your oxygen and caloric intake.
In each kidney, there are 1 million filters that clean around 1.3 liters of blood every minute and push out close to 1.5 liters of urine every day.
Why doesn’t your stomach digest itself? That’s because your stomach cells are created faster than they can be destroyed.
Humans are extremely visual; 90% of the information we gather from our surroundings is from our eyesight.
In order to taste something, our saliva needs to dissolve it (try drying off your tongue and tasting something).
Men produce about 10 million new sperm daily (approximately enough to repopulate the entire planet in 6 months).
In just 30 minutes, your body can produce enough heat to boil half a gallon of water.
Frequent dreams are correlated with having a higher IQ.
You’ll be about 1cm shorter when you go to bed at night compared to when you wake up in the morning. Your cartilage in your spine slowly compresses throughout the day.