Training to failure is a badge of honor in gyms around the world — the gritty final rep, the burning muscles, the collapse under the bar. But when we step back from the hype and look at the data, a ...

Ragne Wahlquist's memorial service in Stockholm last month had all the solemnity (and the stacked guest list) of a state funeral. Wahlquist, who for nearly 50 years led the heavy metal institution ...