Bird flu is a disease that is mainly spread between birds. The disease is caused by several variants of avian influenza virus. Some types of the virus can infect people.
Here you can read about colds, flu and snuff. You are given tips on what you can do yourself to alleviate the hassles and advice on when to seek care.
Nesting and sniffing are common. Often this is due to a cold, but it can also be due to allergies, sensitive mucous membranes, pregnancy or that you have used nasal spray for a long time. Often it goes away by itself but sometimes you need treatment.