Watch Lose Your Mummy Tummy (2011) : Full Movie Online Free Lose Your Mummy Tummy introduces the Tupler Technique, a ground-breaking set of simple abdominal exercises that decrease the diastasis and result in a firmer, flatter, stronger belly and a reduction or elimination of back pain...no matter when you had a baby, even if it was decades ago. This two hour DVD will teach you the research-based 4-step Tupler Technique and also how to incorporate the Tupler Technique into activities of daily living and any exercise routine.