Back to Back: All people should wear sunscreen or other protection for their skin whenever they are exposed to sunlight: No

Evolution: They Never Come Back, or Do They?

There is a notion in evolution that traits, once lost, cannot re-evolve. A new species of bone-eating worm defies this notion. Its males are free-living and look nothing like the dwarfed bags of sperm of its relatives.

Skin Microbiome: Looking Back to Move Forward

Trillions of bacteria, fungi, viruses, archaea, and small arthropods colonize the skin surface, collectively comprising the skin microbiome. Generations of researchers have classified these microbes as transient versus resident, beneficial versus pathogenic, and collaborators versus adversaries. Culturing and direct sequencing of microbial inhabitants identified distinct populations present at ...

They Always Come Back

As a result of personal experience on the staffs of Holloway Prison and of the Aylesbury Borstal Institution, the writer of this book can speak with some authority on the methods of treating women prisoners and delinquent girls as she found them to exist; from the knowledge gained by training as a Psychiatric Social Worker she has formed very definite convictions as to the much better methods w...

Melanoma risk in relation to use of sunscreen or other sun protection methods.

BACKGROUND Epidemiologic evidence supporting sunscreen for melanoma prevention is limited to one small trial; case-control studies report conflicting results. Sunscreen usage patterns or alternative sun protection methods have rarely been studied in relation to melanoma. METHODS In a population-based case-control study, participants (1,167 cases; 1,101 controls) reported for each decade year ...

Fairness Opinions : Are They Fair or Should