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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.
The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.
Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.
Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.
![Cushing’s syndrome. A photograph of a woman with the characteristic facial features of Cushing’s syn](https://biology-forums.com/gallery/47/medium_14755_28_08_12_1_43_57_82421002.jpeg)
![Leukemia. A blood smear from a patient suffering from leukemia demonstrates the abundance of enlarge](https://biology-forums.com/gallery/47/medium_14755_11_11_12_7_18_46_100411265.jpeg)