If you've been longing for the secret to Sean Lowe's toned physique, meet Sagi Kalev. The Israeli-born trainer began working with Lowe before he was cast on "
The Bachelorette" and whipped him into killer shape with
his three-part Body Beast regimen. And, of course, all eyes will be on Lowe when he steps into the spotlight as "
The Bachelor" for Season 17, which premieres in January."Working with Sean, I knew that he was going to be under a lot ...