teratoma. a type of germ cell tumor made up of a number of different types of tissue from one or more of the germ cell layers; it is usually found in the ovary or testis and may be either benign or malignant.
The first and the most dangerous effect of watching too much of television is mass physical degradation in our society. People, who spend hours and hours in front of the TV sets, are under very high risk of becoming overweight and obese.
Harmful Effects of Ultraviolet Radiation. The harmful effects from exposure to ultraviolet (UV) radiation can be classified as acute or chronic. The acute effects of UV-A and UV-B exposure are both short-lived and reversible.These effects include mainly sunburn (or erythema) and tanning (or pigment darkening).amage to the Eyes. UV rays can also damage the eyes as more than 99% of UV radiation is absorbed by the front of the eyes. Corneal damage, cataracts, and macular degeneration are all possible chronic effects from UV exposure and can ultimately lead to blindness.