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This diet may slow brain aging by 2.5 years

People who followed the MIND diet more closely showed slower brain shrinkage and less grey matter loss over time, with the strongest differences equivalent to about 2.5 years of delayed brain aging....

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Alzheimer’s risk gene APOE4 may have a reversible weakness

The Alzheimer’s risk gene APOE4 may actively damage brain blood vessels and sabotage the cellular systems that remove harmful proteins. Researchers were able to reverse some of these effects in...

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Could quitting ultra-processed food boost your mental health?

People with depression who dramatically cut ultra-processed foods experienced notable improvements in their symptoms in a small preliminary study. Researchers suspect healthier eating may benefit the...

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1 in 13 adults under 30 already had hidden artery plaque

More than half of 16,000 apparently healthy adults had signs of atherosclerosis, with arterial plaques already detectable in about 1 in 13 people ages 18 to 29. Researchers say directly imaging the...

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This common mistake can add nearly 7 points to your blood pressure reading

A common mistake during blood pressure checks could make readings appear substantially higher than they really are. Johns Hopkins researchers found that leaving the arm unsupported can raise systolic...

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Cannabis users were twice as likely to commit violence, review finds

A review of more than 265,000 people found that cannabis use was associated with higher rates of both committing violence and becoming a victim of it. The researchers say the link is significant but...

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Mulberry may reshape gut bacteria and influence metabolism

Mulberry compounds may reshape the gut microbiome in ways that support intestinal health and metabolism, with some combinations showing especially strong effects in animal studies. However, the results...

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Creatine may help build muscle even without exercise, researchers find

Creatine helped middle-aged adults gain muscle and strength even without a structured workout program in a new 12-week study. When combined with exercise and a calorie-reduced diet, it produced even...

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Brain scans reveal which disorders are linked to faster brain aging

A massive MRI study found that Alzheimer’s disease, mild cognitive impairment, psychiatric disorders, and addiction are associated with distinct patterns of accelerated brain aging. The strongest...

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Children at risk for depression get “stuck” on sad faces

Depression may change which emotional faces children notice most, but the pattern appears to depend on family history. Children at higher familial risk became increasingly focused on sad faces, while...

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Forget LASIK: Safer, cheaper vision correction without lasers or incisions

Scientists are developing a possible alternative to LASIK that reshapes the cornea without cutting it or using a laser. The technique uses a small electric potential and a specially shaped platinum...

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Scientists find new virus behind mysterious tick illness

Scientists have discovered a new tick-borne virus in China that causes flu-like illness and may account for previously unexplained cases of fever, fatigue, digestive problems, and low platelet counts....

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Hidden stem cells may be fueling spinal stenosis

Scientists have discovered a stem cell that appears to serve as a master source for tendon and ligament cells throughout the body. In lumbar spinal stenosis, these cells become unusually active and may...

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Blood tests reveal why astronauts get constipated in space

Spaceflight may dramatically change the gut within weeks, causing bacteria to break down more protein as food moves more slowly through the intestines. The shift could help explain astronaut...

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Diabetes study finds keeping blood sugar too steady may come at a price

People with diabetes reported better quality of life after days when their glucose stayed largely within a healthy range, even when levels fluctuated more than usual. The unexpected finding suggests...

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Scientists just discovered what coffee really does to your gut and brain

A new study suggests coffee may influence mood and brain function by changing the activity of microbes in the gut. Both caffeinated and decaf coffee were linked to lower stress, depression, and...

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Pomegranate compound improves heart function by up to 80% in study

A compound the body can make after eating pomegranates, walnuts, and some berries improved measures of heart function by up to 80% in animal models of a difficult-to-treat form of heart failure....

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160-million-year-old proteins show surprising power against superbugs

Scientists resurrected antimicrobial peptides from mammals that lived millions of years ago and found that some were more potent against drug-resistant bacteria than modern human versions. These...

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Scientists found a surprising driver of Alzheimer’s outside the brain

Scientists found that immune cells contributing to Alzheimer’s-related brain damage may be activated in lymph nodes outside the brain before traveling into the nervous system. Blocking this pathway in...

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Resetting the body clock could help the brain recover after stroke

Strengthening the body’s natural daily rhythms helped mice recover after stroke by improving the brain’s waste-clearing system and reducing lingering inflammation. The approach worked even when...

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