Thinking of racing Iron distance in 2019? Wondering whether adding a marathon to your early season race training is a good or bad idea? Here's our advice!

You're almost certainly one of many #TeamTCUK athletes busy planning your races for next year. And, if you're thinking of signing up for an Iron distance race, you've probably already contemplated adding a marathon event to your early season race plan.

Stop. Before race fever sets in and you find yourself on the startlist of your local marathon, have a quick listen to coach Matt Sanderson's expert thoughts on the subject - you may end up signing up for a sportive instead!