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Health

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Category
Health
Published
Tuesday, July 21, 2026 at 3:51 AM
Publisher
ScienceDaily Health
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ScienceDaily Health 6 days ago

This food compound may help vaccines work better in older adults

Quick Summary

A naturally occurring compound found in foods such as wheat germ, mushrooms, and aged cheese may help older adults build stronger protection after vaccination. In a small pilot trial, researchers gave spermidine supplements to adults over 65 following their third COVID-19 vaccine dose. The biggest improvements appeared among people whose immune systems initially responded poorly, with higher antibody levels and stronger activity against several variants.

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6 / 6
Scientists reveal what sparkling water really does to your teeth
Scientists reveal what sparkling water really does to your teeth

Unsweetened sparkling water may offer a tooth-friendlier alternative to sugary soda, according to a small preliminary study tracking how different drinks change mouth acidity. Soda caused the strongest and longest drop in salivary pH, while sparkling water produced only a temporary decline before saliva restored normal conditions. Importantly, acidity remained above the level associated with enamel damage.

ScienceDaily Health 3 hours ago

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