Cold spells can boost your immunity and help muscle pain and depression. But is plunging into an ice bath or a freezing chamber going too far? A sceptical Ellie Levenson examines the evidence.
Tourism is turning the world's highest peak into its biggest rubbish dump, claim conservationists, who are pressing for controls on climbing. But will this cost sherpas their livelihood? Dan McDougall in Kathmandu reports on the campaign.
The Coast to Coast Walk across northern England takes you through three of the country's finest national parks. But the real beauty of it is the camaraderie along the way, writes Ian Black.
Time was when surfing in Britain was reserved for the hardy few. But now a wave of seamless wetsuits and rampant consumerism is robbing the sport of its rebel image, while the flood of BMW-driving stockbroker surfers is causing tension with the locals. Patrick Barkham reports from Cornwall.