#14: This Is Just Bad Hygiene
You should wash your hands after going to the bathroom, not because other people will judge you for not doing so. Maybe you don’t care what others think of you, which makes this argument pointless. But people should wash their hands after going to the bathroom to look after their own health and hygiene.
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Washing your hands after going to the bathroom isn’t just basic decency and courtesy for others, but it’s basic hygiene. You should practice it to maintain your own health and hygiene and avoid transferring germs from the bathroom to your face, mouth, eyes, etc.