47 Another athlete struck: Adama Traore goes down clutching chest sparking (www.mirror.co.uk) posted 2 years ago by ostof 2 years ago by ostof +47 / -0 9 comments share 9 comments share save hide report block hide replies
Because the damage to the heart sack, or even a clot may not show until the heart is under large exertion, like playing football.