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News From Around the System

With Time and Without Masks, COVID-19 Vaccines Wane in Protection

UC San Diego Health — May 12, 2022

A study measured effectiveness of COVID-19 mRNA vaccines among health workers, most notably during the emergence of delta virus variant and coincident with end of state’s mask mandate, finding protection waned over time, dropping sharply 6-8 months after full vaccination.

With Age Comes Hearing Loss and a Greater Risk of Cognitive Decline

UC San Diego Health — May 12, 2022

In a new study, researchers at University of California San Diego School of Medicine report that hearing impairment is associated with accelerated cognitive decline with age, though the impact of mild hearing loss may be lessened by higher education.

Wisdom, Loneliness and Your Intestinal Multitude

UC San Diego Health — May 12, 2022

UC San Diego scientists have taken the connection between wisdom, loneliness and biology one step further, reporting that wisdom and loneliness appear to influence — and/or be influenced by — microbial diversity of the gut.

When Mom Talks, Are Infants with ASD Listening?

UC San Diego Health — May 12, 2022

Researchers at UC San Diego School of Medicine pinpoint the regions of the brain and neural mechanisms responsible for normal or impaired development of a child’s response to baby talk and why infants with autism do not typically respond well.

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