Tag
Immunity
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Shingles that reached the eye tracked 37% more dementia than shingles elsewhere
Shingles has been tied to dementia, but not every case is the same. Across 71 US health systems, cases reaching the eye carried more dementia within three years, and prior vaccination tracked less of it in both groups.
Sep 1, 2026
Zinc cut infections by 38% in young children with sickle cell disease in a Ugandan trial
Zinc is one of the most-bought supplements in the world and one of the least-tested against hard outcomes. A JAMA trial randomized 100 Ugandan children under five and counted every infection for six months.
Sep 1, 2026
Getting the steroid as an injection rather than a tablet halved the odds of still taking it a year later
Steroids are meant to be a bridge in early rheumatoid arthritis, and for many people they become permanent. Across 2,222 newly diagnosed patients, how the drug was given predicted whether they got off it.
Aug 31, 2026
The high-dose flu shot cut flu hospital admissions by 31% in French care homes, average age 88
Older immune systems respond weakly to vaccines, so one product carries four times the antigen. A nationwide French analysis matched 76,858 pairs of care home residents and found the stronger shot kept fewer of them out of hospital.
Aug 30, 2026