Could the germs in your mouth predict how strong you'll be in old age?
NCT ID NCT07687511
First seen Jul 07, 2026 · Last updated Jul 08, 2026 · Updated 1 time
Summary
This study looks at whether the types of bacteria living in the mouth and gut are linked to muscle strength in healthy adults over 70. Researchers will collect saliva and stool samples and measure handgrip strength. The goal is to better understand age-related muscle loss, known as sarcopenia, and explore if the microbiome plays a role.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- What this could lead to
- If a link is found, it could point toward new ways to maintain muscle strength in older age by targeting the oral or gut microbiome.
- What could go wrong
- This is an observational study with only 60 participants, so it can show associations but not prove cause and effect. Results may not apply to everyone.
This is an AI summary of the original study and may miss details. Read our disclaimer.
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Contacts and locations
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Study contacts
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Contact
Email: •••••@•••••
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
Locations
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Rouen University Hospital
Rouen, France