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In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

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Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

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Excessive alcohol use costs the country approximately $235 billion every year.

Types of muscle Types of muscle
Three types of dispersion. Three types of dispersion.
Types of bariatric surgery; A, laparoscopic adjustable gastric banding; B, Roux-en-Y gastric bypass. Types of bariatric surgery; A, laparoscopic adjustable gastric banding; B, Roux-en-Y gastric bypass.
Types of muscle tissue. Types of muscle tissue.
The types of skeletal movement. (A) Flexion and extension of left forearm. (B) Flexion and extension ... The types of skeletal movement. (A) Flexion and extension of left forearm. (B) Flexion and extension ...
Cloud Types: High Clouds Cloud Types: High Clouds
Video: Fetal development - Weeks 9 to 38

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