From better sleep to less stress, let these apps be your best friend this summer.

Two Canadian experts warn that fad diets garner the same results: yes, you’ll lose some weight at first, but after that you’ll plateau and slowly regain the weight you worked so hard to lose.

Global researchers say excess weight is tied to at least eight types of cancer: stomach, liver, gall bladder, pancreas, ovary, thyroid and blood, among others.