U.S. sees rise in secondary infections after flu

CDC: Swine flu vaccine safe; no big problems seen

Fertility treatment may produce fewer baby boys

Reuters - The number of baby boys conceived by a fertility treatment known as ICSI may be lower than what is produced by Mother Nature, a new study suggests.

Moms-to-be smoke less after workplace smoking ban

Reuters - Ireland's implementation of a workplace smoking ban in 2004 appears tied to a decline in maternal smoking rates as well as lower risk for preterm births, study findings hint.

Abuse by partner harms health of all couples

Reuters - Intimate partner violence takes a similar health toll in same-sex and opposite-sex couples, a new study in the American Journal of Public Health shows.

Curbing global warming saves lives, studies say

Experts scan disease links with Chinese "gene map"

Reuters - A large analysis of the genes of 8,200 ethnic Chinese has revealed subtle genetic differences between inhabitants in northern China and southern China, and even between different Chinese dialect groups.

Flu levels off in parts of Canada, officials say

Reuters - The H1N1 flu pandemic has hit a plateau in parts of Canada, but the overall numbers of hospitalizations and deaths continue to rise, health officials said on Wednesday.

Hospital ship plugs health gap in Brazil's Amazon