Questions tagged [effectiveness]

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13
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2answers
5k views

Do computer glasses actually work?

It's very likely that I will be spending most of my life in front of a computer monitor. This is necessary for my profession and the fact that improving technology requires us to look at screens more. ...
2
votes
1answer
888 views

What evidence does magnesium, zinc & melatonin help you sleep?

So I have read doctors/nurse practitioner have prescribed Zinc, Magnesium and Melatonin for sleep problems. Is there evidence of this and where?
3
votes
0answers
44 views

Is benzoyl peroxide as body wash less effective than creams?

For severe acne, wouldn't it be most effective to contact and subject the affected areas to Benzoyl Peroxide (BPO) for as long as possible? If yes, then ought it not be applied as a cream? As a body ...