LONDON, England, Jan. 26 -- Cancer Research UK issued the following news: * * * NHS increasing bowel cancer screening sensitivity in England By Tim Gunn Starting next month, NHS England will up the sensitivity of bowel cancer screening tests and refer more people for potentially life-saving follow-ups. Bowel cancer screening checks for tiny traces of blood in people's poo using a faecal immunochemical test (FIT), which is completed at home and sent to a lab for analysis. People whose level  more PR