Want to live longer? Head to the gym! That’s the conclusion of a new study conducted at the University of California at Los Angeles. The study is part of a growing body of evidence that is changing the way patients, especially seniors, should be evaluated for their overall health. Simply comparing a person’s weight to their height isn’t as effective a measurement of healthiness as previously thought. The study sheds light on approaches that home health care workers can use to improve the quality and the length of their client’s lives. Moving Away From BMI Nutritionists and doctors use Body Mass Index as a handy way to measure overall health.…