 And Dr. Pincus, you were talking earlier about calcium and magnesium and how we need these nutrients in our bodies to fight the effects of stress and how your CalMax formula can help us in this battle against stress. I'd like to talk for a minute about how the magnesium factors in. I mean, I'm starting to understand about the calcium, but what does magnesium do? Well, we're talking about stress, and we're talking about stress that affects the body.