Autumn increases substance abuse risk for young people, according to survey

On Sept. 4, 2025, Health and Human Services Secretary Robert F. Kennedy Jr. is scheduled to testify before the Senate Finance Committee, where he is expected to face questions about his vaccine policies.

Most of us can hold our breath for between 30 and 90 seconds.

There were 45,000 fewer hours of physical education (PE) delivered in UK schools during the last academic year compared to 15 years ago. This is concerning, given how important PE and physical activity are not only for children's physical health, but their cognitive health too. As the new school year begins, it's essential that PE hours in UK schools aren't further cut given its importance for academic success.

Hydrogels—materials like gelatin that can absorb and hold water—can aid wound healing and enable slow-release drug delivery, but they usually break down in acidic environments like the stomach.

Many of us are guilty of scrolling our smartphones on the toilet. But a new study from the United States, published today, has found this habit may increase your risk of developing hemorrhoids by up to 46%.

A newly discovered "timekeeper" for fighting infections dramatically shapes the body's immune defenses, offering insight as to why antiviral T cell response varies throughout the day, according to UT Southwestern Medical Center researchers.

Many pregnant women are unsure if it's safe to use marijuana or products containing cannabidiol, an active compound in marijuana, even as they increasingly turn to them to combat morning sickness, anxiety or insomnia, a recent University of Florida Health study shows.

From Case Western Reserve University School of Medicine and Cleveland Clinic, investigators report that depot medroxyprogesterone acetate use was associated with a higher relative risk of meningioma brain tumor diagnosis in US women, with risk concentrated after more than four years of exposure or initiation at older than 31 years.

We consider humans to be at the apex of social cognition. But we're not the only animals that closely interact with each other. Marmosets, for example, are highly social creatures. In the wild, they choose to work together, sharing food and helping each other raise young.

A UK-wide research team, led by the University of Oxford's Nuffield Department of Surgical Sciences, has launched a major international study to improve surgical treatment for people suffering from gastroesophageal reflux disease (GERD), a chronic condition that affects around one in five adults in the UK.

Fitness and lifestyle influencers are spotlighting a new trend among middle-aged women: weighted vests. While many advocate for their use as a quicker way to burn calories, build muscle and improve bone density, the science behind the workout fad says otherwise.

People diagnosed with multiple myeloma—one of the most common forms of blood cancer—are now living nearly twice as long on average as they were in 2005, according to a new study.

Cannabis use by mothers during pregnancy and while nursing may disrupt and slow the reproductive development of their daughters and even granddaughters, a new Washington State University study suggests.

A minimalist approach to transcatheter aortic valve implantation (TAVI), without sedation, was noninferior to the standard approach for the primary outcome at 30 days, according to late-breaking research presented in a Hot Line session today at ESC Congress 2025.

Macrophages are the first line of defense of the immune system, helping fight infections and keeping tissues healthy. But in the context of some chronic diseases, these immune cells undergo changes and become pathogenic, helping drive disease and create inflammation.

If you've ever had an adverse reaction to something you've eaten or experience ongoing digestive issues, you may wonder if you have a food allergy, intolerance or sensitivity.

Doctors and researchers are puzzled by a recent rise in what might seem like an antiquated problem: iodine deficiency.

For people suffering from the burning, tingling and shooting pain of neuropathy, current treatments are limited and often fail to bring lasting relief. But help may be on the horizon.