#Health349

17 Jun 2026

Aging muscle may help cancer grow

Scientists found that older, weaker muscle releases fewer extracellular vesicles and less of a microRNA called miR-7a-5p. Exercise can restore vesicle release and may help reduce cancer risk in older adults. The work suggests new biomarkers and therapies.

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Photo by julien Tromeur, Unsplash

17 Jun 2026

Saliva test reveals signs of sleep loss

Researchers at the University of Zurich found molecules in saliva that indicate acute sleep deprivation. They tested different sleep conditions in volunteers and plan a large field study to validate a rapid fatigue test.

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15 Jun 2026

Community mistrust hampers Ebola response in DRC

Frontline health workers in the Democratic Republic of Congo face anger and mistrust while responding to a new Ebola outbreak. As of 11 June the country had 635 confirmed cases and 127 deaths.

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15 Jun 2026

Drugs against elephantiasis linked to fewer new HIV cases in Tanzania

A 12-year study in southwest Tanzania found that mass treatment for lymphatic filariasis (elephantiasis) was linked to fewer new HIV infections. Researchers say clearing the parasite may reduce HIV risk, but policies have not changed.

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15 Jun 2026

New mouse hairs linked to mechanical itch

Scientists found a new class of fine hairs in mice and neurons that connect to them. The work helps explain how touch can cause itching and could lead to new treatments for chronic itch.

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10 Jun 2026

Children in Gaza Need Long-Term Prosthetic Care

Thousands of children in Gaza lost limbs in the war and need ongoing prosthetic care. Shortages of materials, long waits for supplies, and few trained staff put young amputees at risk of lasting harm.

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9 Jun 2026

Biological signals that predict lifespan appear in dogs

New research from the Dog Aging Project finds that the same biological signals linked to human lifespan also appear in dogs. The study, published in The Journals of Gerontology, compared dog data with large human studies.

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5 Jun 2026

Billions face cooling poverty as heat rises

A global study finds billions of people live in "cooling poverty" as hot spells become more frequent and intense. Researchers call for low-cost, coordinated policies across housing, water, health and cities because air conditioning alone is not enough.

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2 Jun 2026

Ebola outbreak in DRC pushes vaccine effort

WHO declared the Ebola outbreak centred in the Democratic Republic of Congo a public health emergency. International groups are funding vaccine and treatment work, but response teams say efforts are struggling to keep up.

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31 May 2026

Depression test works for people with chronic pain

Researchers found that a common eight-question depression test gives similar results for people with and without chronic pain. The study used a large 2019 US health survey and says clinicians can trust positive screens in patients with pain.

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31 May 2026

Mosquitoes can learn to like DEET smell

A study finds that mosquitoes can learn to associate the smell of DEET with food and in some cases become attracted to it. The research suggests how people should use repellents like DEET.

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31 May 2026

MRI and AI measure fluid flow in the brain

Researchers combined MRI scans with physics-informed AI to estimate slow fluid flow in the brain’s glymphatic system, which helps clear waste and is linked to Alzheimer’s. The team trained AI on dye videos and collected animal baseline data.

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31 May 2026

Study links autoantibodies to long COVID symptoms

A new study reports that some people with long COVID make autoantibodies that attack brain and nerve tissue. When researchers gave these antibodies to mice, the animals developed pain, fatigue and balance problems similar to patient symptoms.

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