Kissing an infection-free partner is good for your teeth!
141
Enamel is hardest substance in the human body.
61
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
Nearly 80 percent of all sudden cardiac arrests happen at home.
7
Your heart rate can rise as much as 30% during a yawn.
69
Scientists estimate that laughing 100 times is equivalent to a 10-minute workout on a rowing machine.
202
Although men ARE more likely to suffer heart attacks, women are more likely to die within a year from having a heart attack.
50
Men have larger hearts; women's hearts beat faster.
77