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SuperAgers retain exceptional memory through mechanisms beyond genetics

Many people assume that some memory decline is an inevitable consequence of getting older. But a select group of older adults, known as SuperAgers, reach their 80s and 90s while retaining memory performance as good as or better than people in their 50s and 60s.

22 Jul 2026

Exercise may provide limited relief for hip osteoarthritis symptoms

Exercise finds improvements in pain and function may fall short of what patients would notice in daily life, but more studies are needed to make firm conclusions, a new Cochrane review finds.

22 Jul 2026

GLP-1 receptor agonists may increase hair loss risk

Use of glucagon-like peptide-1 (GLP-1) receptor agonists used to treat type 2 diabetes and obesity are associated with an increased risk of hair loss (alopecia) in adults with type 2 diabetes, finds a study published by The BMJ today.

22 Jul 2026

Study links collagen peptides to improved bone health in runners

Collagen is a protein found in skin, hair, nails, tendons, cartilage, and bones. Our bodies naturally produce collagen using the foods we eat. But, in recent years, collagen peptides have gained popularity as a supplement to support joint, hair, skin, and gut health.

22 Jul 2026

Plasma exchange improves recovery in rare inflammatory nerve disease

Plasma exchange can help treat people with a rare inflammatory disease that can cause blindness, according to a systematic review and meta-analysis published on July 22, 2026, in Neurology, the medical journal of the American Academy of Neurology.

22 Jul 2026

Multiple sclerosis deaths occur earlier among Black patients

Black people with multiple sclerosis (MS) die from MS at a younger age than white people, with a peak mortality rate at ages 65 to 74 for Black people and ages 75 to 84 for white people, according to a study published July 22, 2026, in Neurology® Open Access, an official journal of the American Academy of Neurology.

22 Jul 2026

Senolytic drugs rejuvenate blood stem cells in sickle cell disease

Sickle cell disease causes premature aging of blood stem cells, which scientists may be able to address with a special class of drugs, according to a new study from St. Jude Children's Research Hospital.

22 Jul 2026

Motor abnormalities may predict multiple mental health disorders

Motor issues-such as coordination problems, motor slowing, or sudden, uncontrolled movements-have been recognized as signs of psychological disorders since the 1800s. How they map to mental health conditions, however, remains unknown.

22 Jul 2026

Racial and geographic disparities continue affecting stroke treatment outcomes

Three studies presented today at the Society of NeuroInterventional Surgery's (SNIS) 23rd Annual Meeting found that racial, geographic and socioeconomic disparities continue to influence stroke treatment and outcomes across the United States.

22 Jul 2026

Experimental neurointerventional technique shows promise for severe back pain

Researchers at the Society of NeuroInterventional Surgery (SNIS) 23rd Annual Meeting presented an experimental neurointerventional technique designed to treat severe back pain, a leading cause of disability and opioid use, by delivering medication directly through the arteries supplying the painful area.

22 Jul 2026

Gut immune cells may improve multiple sclerosis treatment outcomes

B-cell depletion therapies, in which B cells of the immune system, which may drive disease activity in multiple sclerosis (MS), are temporarily removed, have contributed significantly to improved treatment for patients in recent years.

22 Jul 2026

Mental health intervention reduces aggression and reoffending among violent offenders

Prisoners convicted of serious violent offences were found to be less aggressive and less likely to reoffend following a mental health intervention which could save money and reduce harm to society, according to new research led by King's College London.

22 Jul 2026

Former smokers retain lasting lung damage despite quitting

A new study by a team of McGill researchers could help explain why people who have quit smoking remain at elevated risk of lung disease long after their last cigarette.

22 Jul 2026

Urbanization reshapes gut microbiomes across diverse South Asian communities

Urbanization is one of the most consequential demographic shifts of the 21st century. As communities move from traditional or rural to urbanized ways of life, changes in diet, lifestyle, and environmental exposures can influence many aspects of human biology and health.

22 Jul 2026

Dietary emissions vary substantially across different stages of life

A new international study published in Nature Food reveals that age plays an important but often overlooked role in shaping global food-related greenhouse gas emissions.

22 Jul 2026

Genetic background shapes cancer development despite identical risk factors

Why do cancers develop differently in different people-even when they are exposed to the same risk factors? An international research group, including the German Cancer Research Center (DKFZ), has now demonstrated in mice that an organism's genetic makeup significantly influences the course of cancer development.

22 Jul 2026

Handheld breathalyzer enables precise monitoring of fat metabolism

Researchers from ETH Zurich have developed a portable measuring device that detects the metabolic marker acetone in breath almost as accurately as a mass spectrometer.

22 Jul 2026

Occult hepatitis B mutations drive liver cancer growth via Akt mTOR pathway

Occult hepatitis B virus (OBI) infection presents a significant global health challenge, notoriously flying under the radar of standard viral screening while relentlessly driving the pathogenesis of hepatocellular carcinoma (HCC).

22 Jul 2026

Parenting quality at age 3 predicts adolescent reward responsiveness

In 465 young people followed from late childhood to late adolescence, EEG reward responses increased until mid-adolescence before declining by age 18. Higher positive parenting and lower negative parenting at age 3 predicted stronger developmental changes in neural responses to monetary rewards, while early stress exposure showed no significant association.

22 Jul 2026

Red meat intake emerges as a potential pancreatic cancer risk factor

A systematic review and meta-analysis of 16 studies involving nearly 2 million participants found that higher red meat intake was associated with a modestly higher risk of pancreatic cancer. Processed meat intake showed no statistically significant association, although variation between studies means a small effect cannot be excluded.

22 Jul 2026