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sunblock
(redirected from sunblocks)

   Also found in: Dictionary/thesaurus, Wikipedia 0.01 sec.
sunblock
Public health An opaque substance, usually formulated from zinc or titanium oxides, designed to completely prevent solar radiation from reaching the skin. See SPF rating. Cf Sunscreen.

Patient discussion about sunblock.

Q. what does a sun block cream do? and what are a UV rays?

A. It blocks out harmful Ultra violet rays from the skin as the previous entries have related; however it can also block your ability to produce vitamin D. If you live in a northerly area or one that receives limited sunlight, its recommended to get at least 15 minutes of sun a day (this is probably best done with minimal sunblock) and according to personnal sun sensitivity. Another thing to keep in mind is that sunblock works best if applied 20 minutes before sun exposure.

Read more or ask a question about sunblock


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Sunblock is used by many people to help prevent sun burn and skin cancer Recently, many sunblocks came under attack for not protecting people from skin cancer and sun burn Sunblock is used by many people to help prevent sun burn and skin cancer.
 
 
 
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