#Medicine68

26 Apr 2026

Two-step treatment reveals hidden regeneration in mammals

A study by Texas A&M researchers in Nature Communications found a two-step treatment with two growth factors can produce blastema-like tissue and rebuild bone and connective parts after amputation. The method may first reduce scarring and improve repair.

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Photo by Mika Baumeister, Unsplash

24 Apr 2026

Shoulder pain: causes and care

Shoulder pain is common and can come from aging, overuse, injury, or nerve problems. Many conditions improve with physical therapy; see a doctor for sudden loss of arm movement or if pain and weakness continue for weeks.

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21 Apr 2026

Drugs for Parkinson’s can change gut bacteria

A new study finds that drugs given to boost levodopa can alter the gut microbiome. This change can let certain bacteria break down levodopa in the gut, reducing the drug’s benefit for the brain.

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21 Apr 2026

Nasal spray reverses signs of brain aging in models

Researchers developed a nasal spray that delivers extracellular vesicles with microRNAs to the brain. In preclinical models it reduced inflammation, restored neuronal mitochondria and improved memory, but human tests are still needed.

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13 Apr 2026

App lets pregnant people check fetal heartbeat at home

DopFone is a new mobile app that uses a phone speaker to monitor a fetal heartbeat between doctor visits. Early tests show readings close to clinic tools, but researchers warn it may increase anxiety for some users.

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31 Mar 2026

Rare neurons reconnect spinal circuits after injury

A rare group of transplanted neurons can reconnect spinal motor circuits and trigger leg muscle activity after spinal cord injury. Researchers say the result could guide future cell therapies and rehabilitation for paralysis.

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31 Mar 2026

Mechanical swarm that works without electronics

Georgia Tech researchers built tiny particles that latch, release and reorganize using only their physical shape. An external vibration makes the units open and spread; possible uses include medicine and space systems.

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28 Mar 2026

GLP‑1 drugs may reduce substance use and harms

Researchers found that GLP‑1 receptor agonist drugs, used for type 2 diabetes and weight loss, were linked to lower risk of substance use disorders and fewer severe harms in US veterans. The team calls for clinical trials.

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28 Mar 2026

Alternative medicine linked to lower breast cancer survival

A Yale analysis found that patients who used only complementary and alternative medicine had much lower survival for breast cancer. Combining alternative and traditional care was also linked to worse outcomes.

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27 Mar 2026

Smart wound dressing releases antibiotics on demand

Scientists created a hydrogel dressing that releases antibiotics only when harmful bacteria are present. The material aims to speed healing while cutting unnecessary antibiotic use and limiting resistance.

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26 Mar 2026

Panic attacks and heart attacks: how to tell the difference

Panic attacks and heart attacks can cause similar symptoms like chest pain, rapid heartbeat and shortness of breath. Knowing how they start and how long they last helps people get the right care quickly.

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17 Mar 2026

Exercise helps reduce 'chemo brain' during chemotherapy

Researchers tested a home exercise program during chemotherapy and found patients who followed it kept daily activity and reported clearer thinking. The trial compared a six-week exercise plan with standard care during treatment.

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10 Mar 2026

New injection may help heart heal after a heart attack

Researchers developed a simple injection that makes muscle release a natural hormone called ANP. A study in Science found one dose produced the hormone for weeks and the treatment may help the heart recover after an attack.

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