Are you a stickler for a schedule, or do you prefer to live life on the fly; eating, sleeping and exercising whenever you find time?
If you veer towards the latter, you could be harming your health. Not only does an irregular routine disrupt sleep, but mounting evidence suggests it could increase your susceptibility to short-sightedness, back pain and even skin cancer.
Why? Because a lack of routine messes with the tiny clocks that tick in every one of our trillions of cells.