In older people, memory is best early in the morning and then declines during the late afternoon.
33
Surgeons who listen to music during operations perform better than those who don't .
87
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
During menstruation, the sensitivity of a woman's middle finger is reduced.
47
By weight, Bone is five times stronger than steel.
417
Cigarette smoke contains 4,800 chemicals, 69 of which cause cancer.
145
On average, someone in the US suffers a stroke every 40 seconds; someone dies every 3 minutes from stroke.
57
Redheads require more anesthesia to 'go under' than other hair colors do.
50