You don’t build a stronger heart by punishing it. You build it by challenging it wisely. Somewhere between couch life and marathon mania sits the sweet spot where your cardiovascular system thrives.

There’s a fine line between pushing your limits and pushing too far. Experts explain the risks of overtraining and how to recognise when you’re overdoing it. Words by Bianca Carmona for Body and Soul.

Don’t just sit still after a tough workout. Smart, light movement may be the missing link between soreness and real recovery.