Health news

Health news • Apr 21

Health Officials Warn of ‘Hyper-Mutated’ COVID Strain That First Appeared In US Last June

While the numbers and health risks are still low, the new “Cicada” strain of COVID-19 has been slowly — but heavily — mutating since it arrived at SFO last...

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Health news • Apr 21

8 Subtle Stressors You Don’t Notice—but Your Body Does

These eight subtle environmental stressors may be quietly draining your energy and increasing tension—here's how to spot them.

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Health news • Apr 21

US states took divergent actions in absence of federal COVID vaccine guidance last respiratory virus season

The lack of updated federal vaccine recommendations early in the 2025-26 US respiratory virus season—and a statement in May 2025 by the Health and Human...

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Health news • Apr 21

A common weed killer left a hidden epigenetic footprint in early-onset colon cancer

A study led by José A. Seoane, Head of the Vall d'Hebron Institute of Oncology's (VHIO) Computational Biology Group identifies for the first time the...

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Health news • Apr 21

How does imagination really work in the brain? New theory upends what we knew

There's a lot going on in your brain all the time. To power your imagination, the neurons need some silence.

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Health news • Apr 21

New Study Links Coffee Intake to Microbiome Changes and Improved Mental Well-Being

New research led by University College Cork scientists suggests that both caffeinated and decaf coffee reshape the gut microbiome in ways tied to lower...

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Health news • Apr 21

Smoking weed as a teen might change your life for the worse — UC San Diego study

"Wait at least until you're an adult, wait till later in life" to consume cannabis, a researcher told NBC 7.

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Health news • Apr 21

If you feel cranky and tired, you may have spring allergy fatigue

People might not associate brain fog and fatigue with spring allergies, but these symptoms can make life just as miserable — or sometimes more — than the...

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Health news • Apr 21

Nasal spray reverses brain aging

New findings could reshape the future of neurodegenerative therapies and may even change how scientists think about brain aging itself.

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Health news • Apr 21

For older adults, excessive daytime napping may be a sign of underlying health issues

For older adults, excessive daytime napping is linked to a higher risk of death — particularly when its done in the morning, a 19-year-long study suggests.

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Health news • Apr 21

More naps, higher risk? Research links daytime sleep to health warnings in aging adults

Excessive daytime napping is associated with higher mortality risk in older adults, according to a Mass General Brigham study that tracked nap patterns for...

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Health news • Apr 21

Men — beware the exercise mistakes that can lead to serious sexual issues

Lifting weights has been shown to have several health benefits. While pumping iron can build sturdy muscles, some moves may cause other areas of the body to...

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Health news • Apr 21

Study of 11,000 US Teens Links Cannabis Use to Slower Brain Development

A long-term study of more than 11000 children and teens has linked recreational cannabis use to slightly slower development of memory, attention,...

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Health news • Apr 21

The truth about fish oil pills

AUSTIN, Texas — Fish oil is one of the most popular supplements in the country. Adults take them regularly, trying to get some of the same heart-healthy...

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Health news • Apr 21

Asphalt is everywhere; but is it bad for our health?

If you piled all of Phoenix's pavement into one spot, it would be enough to cover San Francisco four times over.Roads, parking lots and other paved surfaces...

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Health news • Apr 21

Why are young people getting colon cancer? A common weed killer may be linked, scientists say

Scientists have zeroed in on a widely-used weed killer that could be tied to a historic rise in young colon cancer cases.

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Health news • Apr 21

A Major Pollen Surge Is Coming—These 20 US Cities Will Be Hit Hardest

The Asthma and Allergy Foundation of America's Allergy Capitals report ranks the largest 100 cities in the contiguous U.S. by how challenging they are to...

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Health news • Apr 21

WHO warning: High percentage of common infections worldwide are no longer responsive to antibiotics

Antimicrobial resistance to common bacteria is rising worldwide, eroding the effectiveness of last-line antibiotics against bacteria.

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Health news • Apr 21

Rotavirus surge raises vaccine concerns; Red Cross highlights need for diverse blood donors

CLEVELAND —. Rotavirus is surging. Experts are worried about what's coming next. Hospitals across the U.S. are seeing a steady rise in young children sick...

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Health news • Apr 21

Scientists Discover Caffeine Can Repair Key Memory Circuits After Sleep Loss

New research shows that sleep loss alters specific memory circuits, but also hints that a familiar compound may help restore them in unexpected ways.

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