the causes of bad skin vary. For example, tanning, to much time unprotected in the sun, not enought vitamin D and E, and chemicals.
UVA (which causes tanning) also causes skin aging, eventually giving skin a tough leather like texture. UVB (which causes burning) also causes skin cancer, frequently melanoma an aggressive cancer that sometimes metastasizes throughout the body.
Most of it is dead skin cells in other words dead skin
Fungi can rot wood, spoil food, and cause skin diseases such as ringworm.
Causes of ozone depletion include the release of chlorofluorocarbons (CFCs) and other ozone-depleting substances into the atmosphere. The effects of ozone depletion include increased UV radiation reaching the Earth's surface, leading to higher rates of skin cancer, cataracts, and harm to marine ecosystems.
When you scratch your skin, the nerve endings in the area are stimulated, causing the brain to release histamine. Histamine causes the tiny blood vessels in the skin to dilate, leading to increased blood flow and resulting in the skin appearing redder and raised where it was scratched.
it causes health problems, and is really bad for your skin
no it isn't. many people say that it causes spots and oily skin, but scientific experiments have proved that it has no effect on your skin.
The effects of sunbathing can be so bad that it can actually cause skin cancer. Excessive exposure to the sun also causes the skin to age prematurely.
the sun can give you skin cancer and you can get cancer by other bad things
It could just be chapped lips and/or dry skin. I wouldn't worry about it unless it's really bad.
Ozone has bad effects at ground level. It causes skin irritation.
Fungi are organisms which grow on decaying matter and causes skin diseases like ringworm and athlete's foot .
the pigment in your skin
Dry skin
it is not bad for your skin people just think that
when your cat bites its own skin it means he/she could have flees of some sort or maybe just a bad itch .....this also happens to other animals ...resulting in them biting the own skin
A bit of sun is good for you, it helps the body produce vitamins. A lot of sun is bad for you, it causes premature ageing of the skin and increases the risk of skin cancer.