A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18
A person can live without food for about a month, but only about a week without water.
156
Flu shots only work about 70% of the time.
18
The average person can live for eleven days without water, assuming an average temperature of 60 degrees fahrenheit.
15
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
Your heart pumps about 2,000 gallons of blood each day!
53
A human being loses an average of 40 to 100 strands of hair a day.
133
Your body is creating and killing 15 million red blood cells per second.
50