0 Question: about how big is a heart? Keywords: heart, size Asked by keeta to Fiona on 15 Mar 2012.
Fiona Hatch answered on 15 Mar 2012:
The heart gets bigger as you get older. But as a general rule if you put your hand in a fist then your heart is just a bit bigger than that. Though some people would have bigger hearts than others, this can happen if you exercise a lot.
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