As long as you have thee symptoms showing up, it is contagious. Initially before the pathogen formation, it is not contagious. However, you tend to become contagious since pathogens can get transmitted via cough, phlegm and air borne particles
As long as you have thee symptoms showing up, it is contagious. Initially before the pathogen formation, it is not contagious. However, you tend to become contagious since pathogens can get transmitted via cough, phlegm and air borne particles