Nitrous oxide recreational use is linked to brain damage and sudden death − but ‘laughing gas’ is still sold all over the US

The U.S. Food and Drug Administration is warning Americans about the ever-increasing and potentially deadly recreational use of nitrous oxide products, particularly among young people. Marketed with names like “Galaxy…

When doctors don’t believe their patients’ pain – experts explain the all-too-common experience of medical gaslighting

For people with chronic gynecological pain conditions, pain can be constant, making everyday activities like sitting, riding a bicycle and even wearing underwear extremely uncomfortable. For many of these people…

‘Grit’ and relentless perseverance can take a toll on brain health − particularly for people facing social stresses like racism

For many people, grit – the perseverance and passion for long-term goals – is a virtue. It is also a key ingredient in overcoming challenges, achieving success and maintaining resilience.…

Contaminated milk from one plant in Illinois sickened thousands with Salmonella in 1985 − as outbreaks rise in the US, lessons from this one remain true

In 1985, contaminated milk in Illinois led to a Salmonella outbreak that infected hundreds of thousands of people across the United States and caused at least 12 deaths. At the…

Measles could again become widespread as cases surge worldwide

Globally, measles is on the rise across the U.S., Canada, Mexico, South America and parts of Europe. In 2025, North and South America saw 11 times more cases than during…

Worsening allergies aren’t your imagination − windy days create the perfect pollen storm

Evolution has fostered many reproductive strategies across the spectrum of life. From dandelions to giraffes, nature finds a way. One of those ways creates quite a bit of suffering for…

Teachers and librarians are among those least likely to die by suicide − public health researchers offer insights on what this means for other professions

Where you work affects your risk of dying by suicide. For example, loggers, musicians and workers in the oil and gas industries have much higher rates of suicide than the…

The Women’s Health Initiative has shaped women’s health for over 30 years, but its future is uncertain

Women make up more than 50% of the population, yet before the 1990s they were largely excluded from health and medical research studies. To try to help correct this imbalance,…

Children in military families face unique psychological challenges, and the barriers to getting help add to the strain

“When one person joins the military, the whole family serves.” The origin of this statement is unknown, but it captures the reality that military families confront in 2025. One member’s…

What causes RFK Jr.’s strained and shaky voice? A neurologist explains this little-known disorder

Health and Human Services Secretary Robert F. Kennedy Jr. has attracted a lot of attention for his raspy voice, which results from a neurological voice disorder called spasmodic dysphonia. Kennedy,…