|
|
Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.
In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.
Thyroid conditions may make getting pregnant impossible.
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.
Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.
![Roots of the keystone species hypothesis: does a higher proportion of predators in diverse communiti](https://biology-forums.com/gallery/47/medium_33_17_02_12_5_45_22_20041031.jpeg)
![Three Tasmanian devils feeding. Eating is a social event for the Tasmanian devil, and groups of 2 to](https://biology-forums.com/gallery/47/medium_27692_23_04_12_4_15_26.jpeg)