Recently, a 70-year-old client of mine wanted to add high-intensity interval training to her regimen, so she decided to join a local gym. As part of her membership, she was given a free assessment which involved a method of measuring body fat known as bioelectric impedance. Bioelectric impedance works by sending a small electrical current…

Q: I’m still very much confused regarding cardio intensity. One book says keep it low intensity (no more than 60% of maximum heart rate) and go for distance. Another book says to use high intensity (80% or more) and go for as long and hard as you can. The goal is to burn fat. Each…