World hand hygiene day is observed on May 5 every year World Hand Hygiene Day is observed on May 5 every year. This global event aims to promote the importance of hand hygiene in preventing the spread ...

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Even the most delicate fabrics can often be treated at home, rather than dry-cleaned, and it doesn’t have to be a hassle. By Emilia Petrarca If laundry is a chore, hand washing might feel like ...

Our hands touch many surfaces throughout the day, picking up bacteria and viruses. When we touch our face, food, or other people without cleaning our hands, germs can enter our body and make us sick.

Researchers describe a simple model that captures the key mechanics of hand-washing, estimating the time scales on which particles, like viruses and bacteria, were removed. Particles are trapped on ...