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The human body produces and destroys 15 million blood cells every second.
The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.
As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.
Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.
There are more sensory neurons in the tongue than in any other part of the body.
![This moose exploits the twigs and buds of woody plants for the food it needs to survive a cold north](https://biology-forums.com/gallery/47/medium_33_17_02_12_5_28_58_19511574.jpeg)
![Ardipithecus kadabba has large canine teeth that are only slightly smaller than those of living apes](https://biology-forums.com/gallery/47/medium_295860_21_02_15_2_27_35_206981287.jpeg)