Sigh with relief — it could help shed the festive weight

It will be a huge sigh of relief for anyone who sneaks in that extra mince pie this Christmas — scientists have discovered you can shed the pounds simply by breathing.

More than 80% of body fat leaves the body through exhaling — making the lungs the primary organ through which we lose weight, researchers say.

Humans have a type of fat in the blood called triglyceride, which consist of three kinds of atoms: Carbon, hydrogen, and oxygen.