Lean or fat: does size matter during intercourse?

With regards to intercourse, we have all a concept. Most of us have heard theories about various ways to spice your sex-life, food that gets you into the mood, and also pills that may enhance performance. Yet, there clearly was one concept that's been regularly unanimous in terms of sex; that size matters a great deal. Especially when it comes to weight! Can somebody's fat enhance or reduce the pleasure between the sheets? Many people…