|
|
Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.
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.
Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.
According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.
Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.
![Urinalysis. During a simple urinalysis, a stick with colored blocks is dipped into a urine specimen.](https://biology-forums.com/gallery/47/medium_14755_26_10_12_5_21_07_96732306.jpeg)
![The Pleiades, an open cluster of stars in the constellation of Taurus. These stars share a common mo](https://biology-forums.com/gallery/47/medium_12359_26_01_13_3_54_20.jpeg)
![A partial stream sampling exhaust probe being used to measure exhaust gases in parts per million ...](https://biology-forums.com/gallery/30/medium_548020_01_06_17_4_05_50_30111510.png)