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.
Bringing the effects of relaxation into our minds, television actually disturbs human brain and makes it tired even within the first minutes of TV watching session. Recent researches discovered that television slows down our thinking.
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.