With all the 100 mph pitchers, how long will the arms last?

OAKLAND, Calif. — Even Jose Canseco is uncertain he could take the heat.
With all those 100 mph fastballs flying through the strike zone these days from Aroldis Chapman, Noah Syndergaard and others, flame-throwers are the norm rather than the exception — in rotations and bullpens alike.
“We had big, strong, powerful characters. We had entertainers, really. I think today they’re throwing harder, too. The pitching is amazing,” said Canseco, an ex-slugger 16 years remo