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In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.
The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.
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.
The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.
Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.
![Press the sides of the head with the palms. Fingertips meet on the forehead and palms lay along the ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_3_13_07_33142667.jpeg)
![Turn head for access to suboccipital muscles and locate TrPs. Use fingers or thumb to apply pressure ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_8_38_13_334561667.jpeg)