Just ask the Tamil sage Thirruvalluvar:  A person who eats beyond body's capacity to burn  the energy,    will develop all kinds of diseases.  --Tirrukurral, Chapter 94, kural 947 "Fat Yoga" that we see in all these pics is entirely a modern fiction.  Not only is it not actual yoga, as actual yoga with the stances done correctly is exercise-intensive, but the Indian inventors of yoga had nothing positive to say about fat people.