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Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.
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.
Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.
If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
![European Rabbit in Shropshire, England, infected with myxomatosis, a disease caused by the Myxoma vi](https://biology-forums.com/gallery/47/medium_27581_22_04_12_4_41_49.jpeg)
![Formation of an atherosclerotic plaque within a coronary artery; may lead to coronary artery disease](https://biology-forums.com/gallery/47/medium_14755_10_09_12_7_23_55_85281061.jpeg)