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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.
Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.
To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.
Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
![Asthma. (a) A normal bronchiole. (b) An asthmatic bronchiole. During an asthma “attack,” the bronchi](https://biology-forums.com/gallery/47/medium_14755_11_11_12_7_23_10_100501287.jpeg)
![Changes in the bronchioles during an asthma attack: (a) Normal bronchiole; (b) the inflammatory comp](https://biology-forums.com/gallery/47/medium_46687_29_12_14_7_23_03_197501933.jpeg)