Health Facts
Regularly updated list of health and body facts. Learn things about your body and health that you didn't know. Featuring a range of topics, including the human body, medical science, and psychology.
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Kissing an infection-free partner is good for your teeth!
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After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
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43
We are born with 350 bones, and die with 206.
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44
A human being loses an average of 40 to 100 strands of hair a day.
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The average person's skin weighs twice as much as their brain.
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46
The pupil of the eye expands as much as 45 percent when a person looks at something pleasing.
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47
The lifespan of a tastebud is ten days.
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48
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
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49
When a person dies, hearing is usually the last sense to go.
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50
Pain occurs when sounds are above 130 db.
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51
Your thumb is about the same size as your nose.
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52
Wearing tight pants can lead to impotence in men.
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53
The human brain uses approximately as much energy as a 10 watt light bulb.
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54
Every year your body replaces 98% of your atoms.
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55
Every cigarette smoked cuts at least five minutes of life on average, which is roughly the time it takes to smoke one cigarette.
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56
It has been said that over 350 million people suffer from Facebook Addiction Disorder.
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Every time you sneeze some of your brain cells die.
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The levels of two stress hormones, cortisol and epinephrine which suppress the body's immune system, will actually drop after a dose of laughter.
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Redheads require up to 20% more anesthesia to be knocked out.
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Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
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