Saw this video and thought of this forum.
https://www.reddit.com/r/educationalgifs/comments/7zajrq/how_weight_dynamics_works/?st=JDXUCHGO&sh=9b23a7aa
https://www.reddit.com/r/educationalgifs/comments/7zajrq/how_weight_dynamics_works/?st=JDXUCHGO&sh=9b23a7aa