Even 6 to 12 months after a coronavirus infection, about one in four people still suffer from considerable long-term consequences – and is thus impaired in health and ability to work, researchers in Germany have found. Months after their infection, many are still suffering from chronic fatigue and exhaustion, difficulty concentrating and memory problems, according to a survey of about 12,000 previously infected people aged 18 to 65 in the German state of Baden-Württemberg. Further complaints are breathing difficulties and shortness of breath, altered sense of smell, as well as anxiety and depr…