The heart – The most powerful organ in our body? | DW Documentary
From DW Documentary. The heart is the most unusual muscle in our body. It works tirelessly, begins beating in the womb and can even continue functioning when the brain fails. Yet, when we’re young, we barely pay any attention to it. 29-year-old twins Naomi and Joëlle Karfich are active, have healthy diets and feel fit.…







































