Gym classes can be fun if you like sitting in one place and torturing yourself. But have you noticed how little people change their bodies in these classes? Sure, it's good "cardio", but cardiovascular conditioning can be gained with far less time and effort.
Treadmills and any form of endurance training (especially running) do very little to help the age reversal process. Many times, these long-duration exercise bouts accelerate the aging process by increasing free radicals. These free radicals are scavengers that prey on your body's essential nutrients and tissues. v neck homecoming dress short

There's a smart way to exercise...