Would you survive as a doctor in The Sims 4? What's the appropriate amount of free food to take from a public sample station before it's considered greedy? And how much of an impact do clock towers have on sleep?

These are the hard-hitting questions that researchers ask and answer in the Christmas issue of The BMJ, formerly known as the British Medical Journal. What started in 1982 as an experimental roundup of fun research for the holidays has since grown into one of The BMJ's most highly anticipated issues each year. In honor of the July 31 research submission deadline, Short Wave talks to two of its editors about what makes the cut.

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