- Grade 11 and 12 Mathematics (Moderator: geoffrey)
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- Grade 11 and 12 Mathematics (Moderator: geoffrey)
A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.
It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.
Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.
Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.
![C:N ratios differ a great deal among the tissues of pines and between the woody tissues of pines and](https://biology-forums.com/gallery/47/medium_33_09_09_11_10_11_48_17012005.jpeg)
![The skulls of living haplorhines differ from those of strepsirhines by having large brains, an enclo](https://biology-forums.com/gallery/47/medium_274477_04_02_15_12_29_04_20594136.jpeg)