Learn why hand-sanitizer gels lose effectiveness over time, plus tips to keep hand sanitizer at full germ-killing strength ...

Escolar contains high levels of an indigestible substance called wax esters, which can have a laxative and purgative effect ...

Washing your hands is a given if you want to avoid infection—but it's especially important after touching these top 10 ...

A live cockroach, water not meeting drinking standards and moistening fingers with saliva before handling food were other violations.