He won the Barclaycard World Freerun Championship in 2009 and participated on the television programme MTV's Ultimate Parkour Challenge.

Shieff won the 2009 Barclaycard World Freerun Championship[1] and participated on the television programme MTV's Ultimate Parkour Challenge.

[4] In 2018, while trying to heal some gut problems, he had a meal of salmon and raw eggs, but said it wasn't something he'd do again.

[7] In April 2019, Tim appeared on ITV's This Morning, and explained his decision to discontinue veganism for health reasons.

On his YouTube channel, Shieff states that he believes water-fasting with distilled water can relieve the body from the task of digesting food, allows it to focus more energy on healing injuries and diseases.