Is an injury to a joing such as ankle knee or wrist?

How do the uv rays cause damage?   what exactly causes the skin to burn;   can you be more specific about this mechanism?   3. how do photosensitive medications increase a person's sensitivity to sunlight and therefore increase their risk of getting burned?     what kind of medications can increase photo-sensitivity, can you think of some examples?

17. explain why or why not you might choose to utilize alternative, complimentary, and integrative/or medicine. explain how these types of medicine are different from traditional (orthodox) medicine?

How are people today protected from poop 50 points