Summer conjures images of sandy beaches, sizzling barbecues, and hammocks in the shade. It’s also a time for relaxing, recharging, and taking well-deserved vacations. But, what if summer also offered ...

Add Yahoo as a preferred source to see more of our stories on Google. Considering a new fitness challenge? Experts say there are benefits — but it's not for everyone. (Getty Creative) If you’re not a ...