The brain can stay alive for 4 to 6 minutes without oxygen. After that cells begin die.
193
People that suffer from gum disease are twice as likely to have a stroke or heart attack.
22
Your ears secrete more earwax when you are afraid than when you aren't.
229
The male fetus is capable of attaining an erection during the last trimester.
75
The human brain doesn't stop developing until about 25 years old.
102
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
