Elevated temperature

My husband is 36 years old, he has a fever since the end of March and in the body, here and there the lymph nodes come out. What is it?

My husband is 36 years old, he has a fever since the end of March and in the body, here and there the lymph nodes come out. What is it?

Temperature 37.2 lasts a week, in the evening 36.6, there is a slight shortness of breath - is it pneumonia?

Temperature 37.2 lasts a week, in the evening 36.6, there is a slight shortness of breath - is it pneumonia?

For more than a week, the temperature is 37-37.1. When I wake up in the morning everything is normalized, an hour later the temperature is 37 again.

For more than a week, the temperature is 37-37.1. When I wake up in the morning everything is normalized, an hour later the temperature is 37 again.