It's generally safe for healthy adults. But it can interact with some medications, so check with your doctor first. Zinc studies have also had varying results. Some found it could shorten a cold ...

A recent study has revealed an important connection between indoor temperatures and cognitive performance in older adults, ...

From snow-related heart attacks to hypothermia, the cold elevates our risk of injury, even at home. In these emergencies, fast action is required. Here's what to know.