David Nield

Articles by David Nield

'Forever Chemicals' Found in 98.8% of Human Blood Samples Tested - ScienceAlert

Health May 14, 2026

The 'forever chemicals' previously linked to multiple health harms really are everywhere: They've now been detected in 98.8 percent of 10,566 blood samples tested in a new US study. Technically, forοΏ½...

New Daily Steps Goal Shows You Don't Need 10,000 to Keep The Weight Off - ScienceAlert

Health May 13, 2026

Hitting a weight-loss target is something to celebrate. But for many people, the biggest challenge begins afterward, keeping those pounds off in the long term. Now, a new systematic review and metaοΏ½...

An Existing Drug Could Be Repurposed to Help Treat Panic Attacks - ScienceAlert

Health May 6, 2026

When a panic attack hits, it can be a scary, overwhelming, debilitating experience but an effective new treatment could be on the way, in the form of an antibiotic. It's already known that carbon diοΏ½...

Tourette's And OCD Overlap, And a Newly Discovered Brain Link May Explain Why - ScienceAlert

Health May 6, 2026

A new study has found evidence of a brain link that could explain why Tourette syndrome often overlaps with other neuropsychiatric conditions such as obsessive-compulsive disorder (OCD), and potentiaοΏ½...

One Type of Exercise Can Give You Better Results With Less Effort, Expert Says - ScienceAlert

Health May 5, 2026

Exercising smarter rather than harder could lead to more effective muscle training, offering those of us short on time or energy an alternative way to maximize gains from workouts. That is the case οΏ½...

Scientists Develop New Antibody For Virus That Infects 95% of People - ScienceAlert

Technology May 3, 2026

The Epstein-Barr virus (EBV) is one of the world's most common viruses, thought to be lurking in 95 percent of adults. For most, it causes no obvious symptoms. But EBV is more than a short-term infeοΏ½...

Yawning Does Something Unexpected in Your Brain, MRI Scans Reveal - ScienceAlert

Health May 2, 2026

Yawning has an unusual and unexpected effect on the flow of fluid protecting the brain, a recent study reveals, though it's not yet clear what the impact of this shift might be. According to researcοΏ½...

AI Can Spot Pancreatic Cancer Years Before Diagnosis, Study Finds - ScienceAlert

Health May 2, 2026

Pancreatic cancer is on course to be the second-leading cause of cancer-related death in the US by 2030, in part because 85 percent of cases aren't diagnosed until the disease has spread. We're justοΏ½...

Popular Supplement May Have an Unexpected Downside, Study Finds - ScienceAlert

Health May 1, 2026

Fish oil supplements have long been linked with a variety of brain benefits, but new research suggests that one of the omega-3 fatty acids these supplements contain could interfere with the brain's rοΏ½...

Evolution Favored Genes Linked to Red Hair – And Vitamin D May Be Why - ScienceAlert

Health April 30, 2026

The DNA blueprint we carry around with us today has been influenced far more by natural selection than we thought, a massive new study reveals, with gene variants behind red hair and pale skin among οΏ½...