A little-known scientific process is being hailed as the new way to lose weight, look younger and prolong life. Autophagy is a natural regeneration process that occurs at a cellular level in the body, reducing the likelihood of contracting some diseases as well as prolonging lifespan. In 2016, Japanese scientist Yoshinori Ohsumi won the Nobel Prize for his discoveries into the mechanisms of autophagy. These have led to a better understanding of diseases such as Parkinson's and dementia. ... What is autophagy? The word autophagy comes from the Greek for "self" and "phagein", which means "to eat" It is the...