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Health & Fitness

Why head and face pain cause more suffering

Sensory neurons that serve the head and face are wired directly into one of the brain’s principal emotional signaling hubs, research finds. This accounts for …

A little bit of stress keeps aging cells robust

A little stress can be good for cellular health, find molecular biologists. The work will help researchers better understand the molecular mechanisms that …

E. coli prepares baby bellies for a world of germs

Gut bacteria may help newborn babies prepare for the bacteria that will soon enter their bodies, new research suggests. In a new paper, the researchers …

3 harmful myths about the opioid epidemic

  Harmful myths about opioids, opioid addiction, and people with substance use disorders persist and may even prevent people from getting treatment, say …

Sorry, aging is ‘mathematically inevitable’

Aging is impossible to stop in multicellular organisms, a new mathematical study suggests. “You might be able to slow down aging but you can’t stop …

For $10, turn 2D ultrasound machines into 3D scanners

With a $10 microchip, it’s possible to turn a $50,000 ultrasound machine into something closer to a 3D imaging device that normally costs around $250,000, …

Lots of restaurant food is still way too salty

A look at menu items from 66 of the top 100 chain restaurants shows that while restaurants are offering lower-sodium options, food—particularly in main …

Daydreaming is a sign you’re intelligent and creatve

Daydreaming may indicate intelligence and creativity, according to new research. “People with efficient brains may have too much brain capacity to stop their …

Your sense of smell changes throughout the day

Smell sensitivity varies over the course of a day, new research suggests. The pattern, according to the data collected by studying 37 teens, tracks with the …

Oil on your salad may boost its benefits

Dieters who fret about adding dressing to their salad can feel less guilty, a new small study of 12 women suggests. The findings show that added fat from …