Article continues below advertisementBrighter Than the SunSource: @serenawilliams/InstagramSerena Williams said she has been feeling 'great' since starting her weight-loss journey.Serena Williams is also a pro at sharing hot photos online.Just before the holiday season, the tennis legend showcased her toned physique in a bright yellow Valentino dress aboard a yacht. She captioned the post, "Am I rising with the day, or setting with the sun?"Article continues below advertisementHot MamaSource: @serenawilliams/InstagramThe tennis superstar has lost more than 31 pounds so far.