Anatomy of an Open champion: John McHenry breaks down the mechanics of Rory McIlroy

"Rory McIlroy has the most natural motion in golf today," according to the great Jack Nicklaus and few would argue with that assertion after the phenomenal performance we witnessed at last week’s Open Championship.

But that wasn’t always the case and McIlroy was one of the first to realise his own limitations given that a properly executed golf swing requires co-ordination, balance, strength, power, mobility and muscular endurance.

So a few years ago he set out, under the guidance of Dr Steve McGregor, to use modern science in a bid to transform himself into one of the most impressive players on the planet. These are the key weapons in his arsenal...