Do you feel a cold coming on? Whether it’s in the early stages or it’s become a fully-blown cold or flu, you’re going to want to try this strange but effective home remedy. Even if you’re feeling completely healthy, Healthy, Wild and Free suggests that you try this remedy once a month or so. It may sound weird, but all you need to do is slice some onion and put it in your socks while you sleep. This simple act can do a variety of great things for you – first and foremost, it can help to keep your immune system strong. David Benjamin explains why this strange remedy actually does work:

Want to cut an onion without crying? Try this cool tip: