At 35 years old, Jessica Crouser seemed to have it all. A successful marketing career and a beautiful family. But she was slowly noticing something wasn't right.>> I just started having like a tremor in my hand. I remember being at church one time and my kids were little and they grabbed my hand. They're like, "It's okay, Mom. You don't have to be nervous." And I was like, "No, I'm I'm not nervous." >> Over the next 2 years, her symptoms got worse.I started getting a lot of cramping like in my calf muscle a ...