Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
A human being loses an average of 40 to 100 strands of hair a day.
133
The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8
The levels of two stress hormones, cortisol and epinephrine which suppress the body's immune system, will actually drop after a dose of laughter.
112
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
The human brain uses approximately as much energy as a 10 watt light bulb.
120
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
19
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217