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Eat Marshmallows to Soothe a Sore Throat

A lot of the grandma hacks on this list are supported by evidence, but there's no doubt about the fact that this next hack is more of an old wives' tale than anything else. And while there's no scientific evidence to prove that marshmallows can help to soothe a sore throat, there's no harm in trying, right? Our grandma's used to swear by this remedy, and we definitely didn't complain.

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Apparently, the gelatin in the marshmallows can coat the inside of the throat, relieving pain when swallowing. It's even better if you put them in the refrigerator for a few minutes first.