Genetics

Using modern human genetics to study ancient phenomena

We humans are obsessed with determining our origins, hoping to reveal a little of "who we are" in the process. It is relatively simple to trace one's genealogy back a few generations, and there are many companies and products ...

Health

Sunscreen confusion may burn shoppers

Consumers may need more help navigating the sunscreen aisle. A new Northwestern Medicine study found that many people seem to be confused by sunscreen terminology.

Immunology

Ironing out oxidative stress

You're up in the mountains, the snow is blindingly white, and the sun is blazing down from the sky: ideal skiing conditions – but any skiers carrying the herpes virus might also have to reckon with the onset of cold sores ...

Health

France moves to ban sunbed adverts, access for kids

France's parliament approved a draft law Friday banning advertising for artificial tanning beds and salons, and prohibiting people under 18 from using to the popular yet potentially dangerous ultraviolet technology.

Medical research

Sunlight continues to damage skin in the dark

Much of the damage that ultraviolet radiation (UV) does to skin occurs hours after sun exposure, a team of Yale-led researchers concluded in a study that was published online Feb. 19 by the journal Science.

Medical research

Licorice extract protects the skin from UV-induced stress

The skin is constantly challenged, and very often harmed, by environmental stressors such as UV radiation and chemicals. To cope with UV radiation, various skin cells have evolved a complex protective antioxidant defense ...

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