Matt Morsia (MattDoesFitness) is the UK’s No.1 Fitness Vlogger, with over 240 million views on YouTube. A former athlete, PE teacher and personal trainer, he is known for his funny, honest and informative fitness advice and videos, and for his hilarious son Luca and wife Sarah. He has attempted some of the world’s hardest, most extreme and most unusual training and diet regiments. From the Rock’s workout to the Navy Seals fitness test, he shares what works, and what doesn’t.