Ice-skating phenom Alysa Liu is no stranger to shattering records. In 2016, the then 10-year-old became the youngest intermediate figure skating champion in U.S. history. In 201...

Swimming in water temperatures of 41 degrees F and below,  with air temperatures between 6.8 degrees F to -4 degrees F, wearing just a swimsuit, cap, and goggles, may sound fool...