|
|
Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.
Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.
All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.
Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.
Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.
![The greatest bone mass is found around age 30 for both men and women, with the later decline being f](https://biology-forums.com/gallery/47/medium_102911_16_06_15_7_18_43_220291584.jpeg)
![Adding propane to the air inlet of an engine operating in closed loop with a working oxygen sensor ...](https://biology-forums.com/gallery/29/medium_548020_30_05_17_10_29_37_29953291.png)