It takes about 20 seconds for a red blood cell to circle the whole body.
102
You mostly breathe from only one nostril at a time!
75
Redheads require up to 20% more anesthesia to be knocked out.
112
You can reschedule your sleeping pattern by not eating 12-16 hours before you want to be awake. Upon eating after this time period, your internal clock will reset to a new day, with the time of your first meal being interpreted as "morning".
11
According to a 1950s survey, 75% of men ejaculate within two minutes of penetration.
109
People that suffer from gum disease are twice as likely to have a stroke or heart attack.
22
One or two alcohol drinks a day can be anti-inflammatory.
75