January 25, 2022 Edition

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E-cigarette use may lead some to quit traditional cigarettes

Cigarette smokers who had no plans to quit were more likely to quit smoking cigarettes if they started using e-cigarettes.
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COVID-19 vaccines linked to small increase in menstrual cycle length

Women who received COVID-19 vaccines had a less than one-day increase in the length of their menstrual cycles around the time of their doses.
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Fiber in diet linked to cancer immunotherapy response

People who ate a high-fiber diet and didn’t use over-the-counter probiotic supplements lived the longest after immunotherapy for melanoma.

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