This is probably one of the most efficient folk methods when it comes to relieving many diseases. It is very simple and does not need any specific effort.
All you will need to do is to soak some cotton in 50% alcohol and put it on your navel. This home treatment will be able to help you reduce pain and relax your body.
This method is widely used for treating of sore muscles, flu or cold. And this is also a much better option than any conventional drugs.
Therefore, the next time you get a cold or flu, you just need to soak some cotton in alcohol, gently squeeze out the excess and put it on your navel. Then, you should secure it using a bandage, or just cover it with a cloth or a plastic bag, you can use whatever works best for you.
Additionally, you can use the same method to relieve menstrual pain, just lie down and gently press the cotton with your hands.
In order to relieve stomach ache or prevent travel sickness, you can use the same method, only this time sprinkle some salt on the cotton as well and place it on your navel.
Source: choosealternativemedicine.com