article_snippet: Sit ups help tone your stomach, while squats strengthen your legs and bottom - but love handles are particularly difficult to shift.
article_snippet: Now scientists believe scientists have discovered a way to ‘melt’ the excess white fat in muffin tops by turning it ‘brown’.
article_snippet: While white cells are responsible for muffin tops and flab in general, brown fat cells convert excess energy in food into heat.
article_snippet: To make white cells behave like brown ones, researchers at the University of Bonn discovered a new signalling pathway.