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UVA Rays

.UVA rays- cause skin aging and including wrinkiling.Contribututing to skin cancer including melonoma

1. UV rays reflect off both sun and water.

2.UVA rays are 95 percent of Uv radiation.

3.Some UVA rays cause cataracts.

uvb rays

1.more harmful than uva rays.

2.fewer than uva rays.

3.majority of the rays hit between 10am and 4pm.

uvb rays : cause sunburns,cateracts effects on immune system. Majority absorbed by the ozone layer.

The Dangers Of Sun Exposure.

by Cate Goodman

and Tabitha Talbert

Harmful effect's

Some sun exposure is good the but to much sun exposure can lead to harm

cateracts : clouding of the eyes

to much sun exposure

can cause :

1.sunburns

2.cateracts

3.skin cancer

4.skin ageing

5.damage to immune system

Tanning

sunburn: burning of the skin caused by the sun.

a sun burn is one of the harm full effect's of sun exposure

if you use tanning beds you are increaseing your chance of having melonoma. under the age of 35.

Spray tans are better. they do not protect your skin but they are not hurting it. You should not put sun screen on infants under the age of 6 months.

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