During the past half-century, the United States’ annual number of school shootings has increased more than twelvefold, a new study finds. What’s more, children are now four times more likely to be a school shooting victim, and the death rate from school shootings has risen more than sixfold. “Firearm violence is a public health crisis,…  read on >  read on >

Ambien, Lunesta, Sonata: Millions of bleary-eyed Americans turn to this class of so-called “Z-drugs” to get restful sleep. But how do these drugs work, and do they come with risks? Experts at the U.S. Food and Drug Administration have issued an advisory to boost awareness about the meds. All of these medications —  generically known…  read on >  read on >

Living close to trees and other greenery could be keeping your bones strong, a new 12-year study suggests. Folks whose residences were near spots deemed “green” by satellite imagery tended to have better bone density than those who lived elsewhere, Chinese researchers found. Reductions in air pollution seemed key to greenery’s benefit for bones, according…  read on >  read on >

The “selfie” culture on social media appears to be intensifying people’s desires to undergo cosmetic procedures, a new study suggests. Time spent on Snapchat or Instagram seems to heighten a person’s interest in such procedures, researchers found. This was particularly true if folks used filters and photo-editing applications to alter the personal pictures they posted.…  read on >  read on >

Put down that donut and lay off the pasta: New research finds you’re less sexy after gorging on refined carbs. French researchers presented heterosexual adults with photos of an opposite-sex person who two hours earlier had eaten a breakfast rich in refined carbohydrates. Participants rated the folks in the photos as less attractive compared to…  read on >  read on >

Nearly a quarter of Labrador retrievers are more likely to be obese due to a genetic “double-whammy,” a new study finds. This gene mutation causes Labradors to both feel hungry all the time and also burn fewer calories, British researchers report. The mutation involves a gene called POMC, which plays a critical role in hunger…  read on >  read on >

Air pollution harms the health of everyone exposed to it, but a new study says communities of color are disproportionately harmed by dirty air. Smog causes nearly 8 times higher childhood asthma rates and 1.3 times higher risk of premature death among minority communities compared to white communities, researchers found. These elevated risks are a…  read on >  read on >

Menopause is thought to trigger mood changes among women, with changes in female hormone levels contributing to anxiety, depression and stress. However, a new study says some women are at more risk than others for menopause-linked mental health issues, and many escape them altogether. There’s no evidence that menopause causes a universal rise in risk…  read on >  read on >