The not-quite bionic Bryan

MOUTH 1,977: calories that Johnson consumes every day, including almond milk, walnuts, berries and blended vegetables. The recommended daily calorie intake is 2,000 for women and 2,500 for men.

LUNGS 1 hour of exercise a day. Johnson claims this makes his lungs that of an 18 year old. Lungs mature between 20 and 25 years old and function begins to decline naturally as you age, although exercise does help slow decline

SKIN 28. The age of Johnson’s skin; body fat levels remain between 5 and 6 per cent

HEART 24 supplements taken by Johnson every morning for his heart, which he says is 37. A healthy diet does benefit your heart but exercise is also key

COLON 33,537 Number of images of Johnson’s bowels taken via colonoscopy daily. There is also regular electromagnetic pulse therapy to tone his pelvic floor muscle