What are three important public health tools for addressing heart disease? identify the tools, and explain why they are a benefit to public health

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 of these pieces of safety equipment should be worn when operating a chainsaw

Aclient is prescribed digoxin (lanoxin). what are contraindications/precautions for the use of digoxin (lanoxin)?