The primary hormones affecting weight, and especially fat stores, are insulin, cortisol, thyroid, and sex hormones. While everyone will experience a unique combination of hormone imbalances that result in an inability to lose weight, the two most likely to be an issue for most people, regardless of gender, are insulin and cortisol.
Exercisers seem to fall into two distinct “camps” – the strength trainers and the cardio lovers. The strength trainers are pushing the free weights, resistance machines and barbells, whereas the cardio lovers are on their ellipticals, stair machines, and treadmills, and having fun in Zumba classes. So which is really better?