With her children grown, Kathy Sieger, 55, found the time and motivation to take care of herself. Now she's a runner tackling the World Marathon Majors.
Tony Horton, creator of home workout P90X, was diagnosed with a rare neurological disorder. Now, he is fitter than ever at 66 ...
A dietitian told a Business Insider reader who shared what she eats most days that eating more food could give her more ...