Do you like your step-mom or step-dad:'
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One of the functions of the endocrine system in the body is to what

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?

You can add phyisical activity minutes to your day by uising a leaf blower instead of a rake