|
|
Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).
Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.
Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.
A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.
![Testing the effects of long-term fertilizing on inter-actions between mycorrhizal fungi and plants o](https://biology-forums.com/gallery/47/medium_33_17_02_12_5_40_33_19881124.jpeg)
![An electrocardiogram (ECG, EKG) is a commonly used procedure in which the electrical events associat](https://biology-forums.com/gallery/47/medium_14755_01_10_12_7_54_15_920984.jpeg)