Although there are plenty of useful cooking gadgets, some just aren't worth the purchase. Here's everything to know.

At the start of each week, go through the food in your refrigerator. Toss old leftovers and expired food. Spoiled food can encourage bacteria growth and leave mold spores in your refrigerator, so it's ...

Regular cleaning, proper use and timely filter changes can help extend appliance life, but if repairs get too costly, it may ...