Scientists find a simple way to stop cavities without drilling

Posted 2026-07-29 12:35:36 by: Admin

A liquid brushed onto cavities in seconds may spare many young children from pain, infection, and surgery. A major U.S. trial found that silver diamine fluoride stopped decay in more than half of treated baby teeth. The treatment requires no drilling, shots, or sedation, although it does permanently darken the decayed ...

Comments: 0   View more...

Your gut may help your brain decide what to remember

Posted 2026-07-29 12:20:24 by: Admin

Signals traveling from the gut to the brain may help turn meals into lasting memories. Rats showed stronger memory activity after consuming nutritious foods, but not after drinking sweet liquids with little or no nutritional value. Blocking the vagus nerve erased this effect and made it harder for the animals to remember where food had been located. Over time, diets high in fat and sugar also weakened this memory ...

Comments: 0   View more...

New microwave frying method could make french fries much healthier

Posted 2026-07-29 10:15:04 by: Admin

A new cooking method could make French fries crispier in less time while significantly limiting how much oil they absorb. Researchers propose combining microwave heating, which keeps oil out, with conventional frying, which provides the crunch consumers ...

Comments: 0   View more...

Can’t sleep in the heat? These 8 tricks could save your night

Posted 2026-07-29 05:35:45 by: Admin

Sleeping well during a heatwave starts with stopping the home from overheating. Close blinds against strong sunlight, ventilate when the air outside becomes cooler, and avoid using heat-producing appliances during the hottest hours. Moving to a cooler room, choosing light bedding and using fans or ice packs safely can also make hot nights more ...

Comments: 0   View more...

4 in 5 toddler foods are ultra-processed

Posted 2026-07-29 03:13:38 by: Admin

A grocery-store audit found that many foods marketed for toddlers may be far less healthy than parents expect. Of nearly 2,800 products examined in Texas, 81% were ultra-processed, and almost half failed at least one World Health Organization nutrient standard, often because they contained too much sugar, sodium, fat, or too many ...

Comments: 0   View more...

Misfolded insulin may be quietly driving diabetes

Posted 2026-07-28 11:48:04 by: Admin

Researchers found that insulin-producing cells depend on a team of helper proteins to keep insulin production on track. When one key partner was missing, damaged proteins built up and the cells made less insulin. Strengthening this system could offer a new way to protect the pancreas as diabetes ...

Comments: 0   View more...

Why losing weight may not be enough to prevent type 2 diabetes

Posted 2026-07-28 10:06:02 by: Admin

A healthy lifestyle can prevent type 2 diabetes for many people, but new research suggests that weight loss alone may not be enough for one particularly vulnerable group. Even after losing about 8% of their body weight and keeping it off for years, people in a high-risk category known as cluster 5 continued to experience rising blood sugar, weakening insulin production, and a strong risk of developing ...

Comments: 0   View more...

Exercise may not help hip arthritis as much as patients expect

Posted 2026-07-28 02:09:34 by: Admin

A major review found that exercise produces only small average improvements in hip osteoarthritis pain and physical function. It may still help some people, but researchers warn that current evidence is too limited to know which exercises work ...

Comments: 0   View more...

A single sauna session sends immune cells surging

Posted 2026-07-28 01:20:30 by: Admin

A single 30-minute sauna session may briefly put the immune system on higher alert. Finnish researchers found that sauna heat, paired with a short cold shower, increased every type of white blood cell circulating in the bloodstream, including key infection fighters such as neutrophils and ...

Comments: 0   View more...

Your dreams aren’t random. Your brain is rewriting reality

Posted 2026-07-27 13:08:29 by: Admin

Dreams are not random mental noise. A large study of more than 3,700 dream and waking reports found that what we experience during sleep is shaped by both our personalities and the world around us. Rather than simply replaying daily events, the dreaming brain mixes memories, emotions, imagined possibilities, and familiar settings into vivid new ...

Comments: 0   View more...