One in 500 men carry extra sex chromosome, putting them at higher risk of several common diseases

Binge drinking raises risk of developing alcohol problems, even for moderate drinkers

Higher fish consumption was associated with an increased risk of skin cancer in a 491,367 participant study. “We speculate our findings could possibly be attributed to contaminants in fish, such as polychlorinated biphenyls, dioxins, arsenic and mercury” said the lead author

China is putting nature at risk with its biodiversity summit delays