Health

Doctor Who festive specials linked to lower death rates

A new "Doctor Who" episode shown during the festive period, especially on Christmas Day, is associated with lower death rates in the subsequent year across the UK, finds a study published in the Christmas issue of The BMJ.

Medications

Ketamine's effect on depression may hinge on hope

In study after study, the psychoactive drug ketamine has given profound and fast relief to many people suffering from severe depression. But these studies have a critical shortcoming: Participants usually can tell whether ...

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