July 22, 2025 Edition

Lowering sodium intake significantly reduced blood pressure in most people, even those who were already taking blood pressure medications.

A program designed to enhance mindfulness and promote healthy behaviors led to improved self-awareness and better adherence to a heart-protecting diet.

Researchers altered a toxic anti-fungal drug to make it safer and more effective, although it still needs to be tested in people.

PET scans of the heart may help to identify which at-risk people will later develop Parkinson’s disease or dementia with Lewy bodies.

A small pilot study found that hot yoga sessions reduced symptoms of depression in about half of participants who had moderate to severe depression.

Synthetic nanoparticles made of the skin pigment melanin sped up healing of skin injuries and may one day serve as a topical therapy for wound healing.

People with obesity and type 2 diabetes lost more weight using daily periods of fasting than by trying to restrict calories over a six-month period.

Researchers estimated there will be an increase in cardiovascular deaths due to extreme heat between now and mid-century.

Researchers developed a technique to assess thousands of proteins in eye fluids and identify cellular drivers for disease and aging.

International research teams created highly detailed cellular maps of adult and developing human brains, along with the brains of other animals.

Calorie restriction resulted in changes in human muscle cells consistent with improved muscle health.

A novel type of vaccine designed to stimulate the innate immune system provided protection for mice against a wide range of bacteria and fungi.

A tablet-based app that records toddlers’ responses to videos holds promise for improved early detection and intervention.

People who reported high levels of discrimination in their daily lives had increased brain activity in response to unhealthy food triggers.

The virus that causes COVID-19 can infect coronary arteries and increase inflammation in atherosclerotic plaques.

Losing weight and reversing obesity might seem straightforward: eat fewer calories than you burn. But that’s not as easy as it sounds. This special feature explores the many factors that affect the body’s metabolism.

Immune and hormonal differences between people with Long COVID and those without shed light on possible causes of Long COVID.

Tiny signaling particles called exosomes isolated from the chronic wounds of people with diabetes were dysfunctional and promoted inflammation.

Researchers identified a common brain network that’s linked to addiction across multiple substances.

Researchers identified a unique pattern of brain activity, a “biomarker,” that can detect a patient’s response to deep-brain stimulation for treating severe depression.

A protein called PIEZO2, which helps the body to sense light touch, appears to be involved in normal genital sensitivity.

Eating a type of dietary fiber called chitin evoked an immune response in mice that was linked to better metabolic health.

Prior infection with a common cold coronavirus may predispose some people to develop Long COVID.

A tiny device implanted during brain surgery could help provide personalized information about a tumor’s potential responses to cancer-fighting drugs.

A blood test that measures damage to cells' mitochondria was able to distinguish people with Parkinson's disease from those without.