There’s a reason why Rihanna swears by her jump rope -- 10 minutes of swinging that rope can burn about 140 calories! Most “jump rope workouts” are about 10 to 20 minutes long, and you may ...

Looks like Rihanna’s hinting at new music again with ... for a year on tour,’” she added of her previous attempts to jump-start an album. “After a while, I looked at it, and I was like ...