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Health & Wellness

US Zika case sparks questions about sex and mosquito germs

NEW YORK A sexually transmitted case of Zika in Texas has scientists scrambling to understand how much of a risk infection through sex is for the usually mosquito-spread illness.

Experts still stress that mosquitoes are the main culprit in the Zika epidemic menacing Latin America and looming over the United States.

Doctors warn about parasite in raw fish

Calgary doctors say a rare parasite could become more common as uncooked culinary trends such as sushi, sashimi, and ceviche grow in popularity.

A new report in the Canadian Journal of Infectious Diseases and Medical Microbiology examines the case of a Calgary man stricken by tiny parasitic worms in his stomach after eating raw, wild salmon from a grocery store.

Link between teen pot use, IQ decline questioned by study

NEW YORK—A new analysis is challenging the idea that smoking marijuana during adolescence can lead to declines in intelligence.

Instead, the new study says pot smoking may be merely a symptom of something else that’s really responsible for a brainpower effect seen in some previous research.

It’s not clear what that other factor is, noted Joshua Isen, an author of the analysis.