According to this press release, applying a fluorouracil-containing cream to the skin results in the reduction of the signs of aging. It works essentially by causing superficial damage, which the body then reacts to, healing wrinkles and age spots in the process. The mechanism seems to be similar to that of laser resurfacing.
Topical application of [...]

A little over a month ago I conducted a personal experiment where I took 25mg/day doxycycline hyclate in an effort to improve the quality of my skin by reducing collagen breakdown via the inhibition of Matrix-Metalloproteinases (MMPs).
For the duration of the experiment, I consumed approximately 25mg doxycycline in the morning on top of my usual [...]

In a strange twist, researchers from the Sunlight, Nutrition, and Health Research Center (SUNARC) publishing in Anticancer Research have discovered that one’s risk of developing melanoma is inversely related to long-term smoking and exposure to UV light!
Which is to say, you’re less likely to get melanoma if you spend all day out in the sun [...]

This is slightly old news, but I wanted to include it anyway. A study appearing in Psychological Science informs us that one’s perception of cleanliness can affect moral judgement.
That is to say, the perception of cleanliness, whether it be in oneself (say, after having taken a shower), or in ‘the accused’ can generate less severe [...]