People walk in front of a poster encouraging social distancing in Seoul, South Korea. Photograph:  Chung Sung-Jun/Getty Images

The deaths were mounting, and so were the public’s fears. South Korea had vastly expanded its flu vaccine programme to cover millions more people, to (...)

‘Heavy alcohol intake from the ages of 15 from 19 was not associated with overall prostate cancer in later life.’ Photograph: Getty Images

Men who have been drinking alcohol since their mid- to late-teens could have an increased chance of developing aggressive prostate cancer in later lif(...)