Your body is an amazing system. If you take good care of it, it will take good care of you. Here are just a few things you may not know that I’d like to share with you today.
- The thickness of your skin varies from 1/2 to 6 millimeters, depending on the area of your body.
- The four taste zones on your tongue are bitter (back), sour (back sides), salty (front sides), and sweet (front).
- The five senses are sight, hearing, smell, touch, and taste.
- Your body contains eight pints (3.79 liters) of blood.
- The strongest muscle of the body is the masseter muscle, which is located in your jaw.
- Muscles normally account for 40% of one’s body weight.
- There are 230 joints in the body, 37 of which are in your neck.
- The large intestines are five ft (.61 m) long and are three times wider than the small intestines.
- Most people shed 40 lbs (16.14 kg) of skin in a lifetime.
- Your body is 70% water.
- When you sneeze, air rushes through your nose at a rate of 100 mph (160.93 km/h).
- An eyelash lives about 150 days before it falls out.
- Your brain sends messages at the rate of 240 mph (386.23 km/h).
- About 400 gallons (1,514.16 liters) of blood flow through your kidneys in one day.
- You blink your eyes about 20,000 times a day.
- Your heart beats about 100,000 times a day.
- Humans breathe 20 times per minute, more than 10 million times per year and about 700 million times in a lifetime.
- You have about 100,000 hairs on your head.
- There are 10 million nerve cells in your brain.
- Each of your eyes has 120 million rods, which help you see in black and white.
- Each eye has six million cones, which help you see in color.
- One in 12 men is color blind.
- Placed end to end, all your body’s blood vessels would measure about 62,000 mi (99,779.33 km).
- You see with your eyes and hear with your ears, but your eyes must send a message to your brain in order for you to see, and your ears must send a message to your brain in order for you to hear.
- Your brain weighs 2 percent of your total body weight. It uses 20 percent of your body’s energy.