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Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.
Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).
Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.
The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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.
![The elicitation of a stretch reflex. All of the muscle spindles in a muscle are activated during a ...](https://biology-forums.com/gallery/30/medium_548020_06_06_17_12_22_56_30337504.png)
![Gently squeeze along the length of each toe. Move proximal to distal. Squeeze top and bottom first, ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_5_49_57_332662314.jpeg)