When it comes to medical terms that have made their way into popular culture, one of the most recognisable would have to be the placebo effect: the idea that a sham treatment can be beneficial, simply because the patient believes that the treatment will work.

While there's a national bowel cancer screening programme, people with strong family histories of colorectal cancer are usually diverted to more active colonoscopy surveillance.

One of the most toxic risk factors for your brain, heart and kidneys is high blood pressure and while globally one in three men and women have high blood pressure, a high proportion don't have it under control. The consequences in terms of heart attacks, strokes, dementia and chronic kidney damage are enormous.