![](https://cdn.enthralling.eu/wp-content/uploads/2020/01/6-self-checkout.jpg)
6. Self-checkout screens
Yes, they are practical and undoubtedly time saving, but just imagine how many germs are lurking on them. Gross, right? “In general, screens are not sanitized often enough to keep up with the number of shoppers that pass through,” says Dr. Nidhi Ghildayal, PhD, a Public Health Researcher at the University of Minnesota. Make sure to carry some hand sanitizer next time you go shopping.