Exercise releases endocrines, which are chemicals in your brain that make you feel good true or false

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?

Which term defines one's age as measured by how well the body is working? chronological age biological age social age mental age

Which action encourages homophobia? tolerating others' opinions welcoming someone into a group respecting others' differences accepting inappropriate terminology