If you are cold you are more likely to be hungry because you use energy to keep warm.
144
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
The human brain uses approximately as much energy as a 10 watt light bulb.
120
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
199
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17
There are about 1,400 different species of bacteria in your belly button.
10