It works! Do this workout routine 3 times every morning to jumpstart your workout, get a boost of energy, and sculpt your body into a lean calorie burning machine: ▸ 10 push ups ▸ 10 crunches ▸ 20 squats ▸ 1 minute wall sit ▸ 100 jumping jacks ▸ repeat ▸
Slowly move your head towards image and the light in the middle will get brighter. Move your head away and the light will become weaker. This is the dynamic luminance-gradient effect by Alan Stubbs from the University of Maine.