Medicine

A Newcastle University-led screening study of nearly 300 adults in northern Britain found persistently high rates of low vitamin D in older people and adults from minoritized ethnic groups, with little evidence that summer months substantially improved levels.

24 Mwezi wa sita, 2026 Imeripotiwa na AI

New research indicates that oestrogen levels, which vary across the menstrual cycle, can influence how efficiently some drugs reach the brain in women.

Two existing medications cooled core body temperature in animals after stroke and reduced brain damage. A small human trial showed limited effect due to slow delivery. Researchers are now planning a follow-up study with faster infusions.

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Researchers at Texas A&M University have shown that mammals may possess dormant abilities to regrow complex body parts. A new two-step treatment redirected healing in mice away from scarring toward tissue regeneration. The approach restored bone, joints, ligaments and tendons after amputation.

Adults with obesity who began taking GLP-1 receptor agonist medications showed declines in Fitbit-measured physical activity after starting treatment, according to a retrospective study presented Saturday at ENDO 2026, the Endocrine Society’s annual meeting in Chicago.

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Researchers have discovered that mutations in the CD99L2 gene cause X-linked spastic ataxia, a rare movement disorder. The finding came from analysis of 2,811 patients with conditions affecting coordination and muscle control. The study was published in Nature Communications.