We find out if there is a relationship between early rising and cheerfulness. Plus we ask how best to repel mosquitoes! Like this podcast? Please help us by <a href="https://www.thenakedscientists.com/donate">supporting the Naked Scientists</a>

We find out if there is a relationship between early rising and cheerfulness. Plus we ask how best to repel mosquitoes! Like this podcast? Please help us by supporting the Naked Scientists

We find out if there is a relationship between early rising and cheerfulness. Plus we ask how best to repel mosquitoes! Like this podcast? Please help us by <a href="https://www.thenakedscientists.com/donate" rel="noopener noreferrer">supporting the Naked Scientists</a>

How is sleepiness related to cheerfulness?

Each week we set out to solve one of the world's weirdest, wackiest, funniest and funkiest scientific puzzles. And along with the answer there's a brand new question to think about for next time...

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How is sleepiness related to cheerfulness?

How is sleepiness related to cheerfulness?

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