<s>[INST] I am the teacher of 4th and 5th grade students. I have a student with a confirmed (today) case of Type A flu. He went home sick with a 102.1 temperature yesterday. How contagious is this and is there anything you recommend to further protect my classroom? [/INST] Hello, My answer is that you did a good thing to send the sick pupil home as the infection could have spread more easily with him around the classroom. However, influenza A virus is very contagious, and it is very likely that you and your pupils have been exposed to it. In order to minimize the risk of infection, you and your pupils should frequently wash their hands and maintain a high level of personal hygiene (the virus could spread through contact of contaminate hands with eyes, mouth, nose, i.e. organs with mucous membranes). Since, the virus can spread via air (through small Chat Doctor. Feeding well and keeping an optimal HY </s>