I have been lifting weights since my young years some 50 years ago. Then 16 years ago I started water fasting with the main purpose of avoiding possible cancer. Today, when I am 67, I do not know what it is like to be tired, melted of low energy or low testosterone. I like doing squats, dead-lifts and bench press after my work hours.
Here you see me doing light 135 pound squats in popping manner evidencing excessive energy level on my second say of water fast: