From what I 've read so far, sperm counts do not matter much above some threshold, but the decline has brought us near that threshold. And the cause is not clea

From what I 've read so far, sperm counts do not matter much above some threshold, but the decline has brought us near that threshold. And the cause is not clear. It sounds pretty fucking apocalyptic, but OTOH I have only seen a couple of random articles about this. I want to learn more, for sure.