EVERY two hours in Britain a man takes his own life. Suicide remains the biggest killer of men under 45 in the UK and sadly not enough is being done to prevent it. As we join the war on mental health with our May campaign on Empowering Happiness, we asked Simon Gunning, CEO of our partner charity Campaign Against Living Miserably (CALM) to help shine a light on the devastating issues involved and the alarming figures around it.