Digital art made by @xpilar
the green color indicates that the mouth is the main entrance for germs and bacteria. when someone is not paying attention to oral hygiene, it is easy for germs and bacteria to multiply in the mouth and enter the body. not only hand hygiene that must be considered. but oral hygiene is also very important to pay attention to avoid various diseases.
besides oral and hand hygiene, consuming enough water is also very important to prevent various diseases. the water that I mean is not milk. but rather mineral water. water functions to smooth the metabolism, and strengthen the immune system. and many waste substances that are not needed by the body can be removed by water.
Besides avoiding excessive stress, getting enough sleep, exercising, and doing other positive activities.