A human being loses an average of 40 to 100 strands of hair a day.
133
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
The average person's skin weighs twice as much as their brain.
131
During menstruation, the sensitivity of a woman's middle finger is reduced.
47
Your body is creating and killing about 2.4 million red blood cells per second.
17
A sneeze can travel as fast as 100 miles per hour.
43
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