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The Guardian - UK
The Guardian - UK
Lifestyle
Linda Geddes Science correspondent

Less than six hours’ sleep cuts immune response to vaccines, data shows

Woman sleeping in bed
The researchers found that the immunological impact of insufficient sleep was greater for adults aged 18 to 60. Photograph: JGI/Tom Grill/Getty Images/Tetra images RF

Sleeping for less than six hours per night reduces the immune response to vaccination, particularly in younger men, data suggests.

The reduction is comparable to the waning of Covid-19 antibodies two months after vaccination.

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