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Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.
More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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.
Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.
![Pulmonary embolism. The purple shaded section shows the area of the lung that is dying from lack of ...](https://biology-forums.com/gallery/47/medium_665046_02_03_17_9_29_20_262641023.jpeg)
![For Gulf War veterans, lack of social support in the field is related to postwar depression. The ...](https://biology-forums.com/gallery/27/medium_660366_08_04_17_10_05_20_275621748.jpeg)