Alexandra Sifferlin

Alexandra Sifferlin is a reporter at TIME covering all things health-related. She is a graduate from the Northwestern University Medill School of Journalism.

Articles from Contributor

Is ‘Social Jet Lag’ Making You Fat?

If your sleep schedule differs between the weekends and weekdays, you’re likely experiencing what researchers call “social jet lag” and it could be making you fat.

Social jet lag, a term coined by researchers in Europe, refers …

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