In the United States, the first dog flu was contracted by a person who had no contact with infected animals, according to health authorities. An adult with comorbidities on 22 August. He was hospitalised in Missouri, USA, on August 22. He was given antiviral flu drugs. The man recovered and was discharged from hospital, health authorities said on Friday.

Since the first test result proved suspicious, it was decided to carry out more tests at the laboratory at state and federal level. They showed that it was bird flu. This is the 14th case of bird flu in the US this year and the first where there is no information on the patient's contact with animals.

The state's health department said there are no reported cases of avian influenza infection in dairy cattle in the state.

The H5N1 avian influenza virus has recently been detected in more than just birds. It has increasingly spread in mammals, including dairy cattle in the US in recent months.

Human infections with avian influenza are raising fears of an imminent pandemic. But the US Centers for Disease Control and Prevention (CDC) stressed on Friday that the risk to the population „remains low“.