CALM, the campaign against living miserably, is a male suicide prevention charity, currently the single biggest killer of men aged 20-49 in the UK.
CALM offers a helpline that's free, confidential and anonymous and a webchat service. Find out more on theCALMzone.net, or follow us on Twitter @thecalmzone
Talk to CALM: Nationally - call 0800 585858. In London - call 0808 802 5858.
Webchat with CALM: via thecalmzone.net
Lines open from 5pm-midnight, every night of the year. Most calls are free although some mobile networks may charge.