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Gene family found to play key role in early stages of development

Scientists have identified a gene family that plays a key role in one of the earliest stages of development in which an embryo distinguishes its left side from the right and determines how organs should be positioned within the body. The finding in mice likely will lead to a better understanding of how certain birth defects occur in humans.

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Study Indicates Link Between Second-Hand Smoke, Narrowed Neck Artery, and Dementia

Non-smokers with both long-term exposure to second-hand cigarette smoke and narrowing of the artery that brings blood to the brain had three times the risk of developing dementia than people without either of those risk factors, according to a study led by a researcher at the San Francisco VA Medical Center.

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Even a small dietary reduction in salt could mean fewer heart attacks, strokes and deaths

Reducing salt in the American diet by as little as one-half teaspoon (or three grams) per day could prevent nearly 100,000 heart attacks and 92,000 deaths each year, according to a new study. Such benefits are on par with the benefits from reductions in smoking and could save the United States about $24 billion in healthcare costs, the researchers add.

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Telomeres and the Remarkable Telomerase Enzyme

Telomeres — which are the DNA repeats that form the tips of chromosomes and are produced by the telomerase enzyme — play a crucial, and curious, role in the life of the cell.

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Overweight women at increased risk of advanced breast cancer

A nationwide study of over 280,000 women showed that postmenopausal women who are overweight or obese have advanced breast cancer at significantly higher rates than women of normal weight or less than normal weight.

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Sleep apnea linked to cognitive impairment in older women

Older women with sleep-disordered breathing (SDB) –– the restriction or interruption of breathing during sleep –– are more likely to show cognitive impairment than women without SDB, according to a study led by researchers at the San Francisco VA Medical Center and UC San Francisco.

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Poor sleep associated with cognitive decline in elderly women

Women who experienced cognitive decline over a 13 to 15 year period after age 65 were more likely to sleep poorly than women whose cognition did not decline, according to a study led by researchers at the San Francisco VA Medical Center (SFVAMC).

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Women sacrifice sleep to "Do It All," survey finds

American women are struggling to "do it all" and are sacrificing sleep to juggle their family and work responsibilities, according to a new survey led by a professor in the School of Nursing at the University of California, San Francisco.

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Hot tubs hurt fertility, UCSF study shows

Exposure to hot baths or hot tubs can lead to male infertility, but the effects can sometimes be reversible, according to a new study led by a University of California, San Francisco urologist.

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