Can viral or bacterial infections be transmitted through brass instruments?

Yes, viral and bacterial infections can be transmitted through brass instruments, primarily due to the moisture and saliva that accumulate in the instrument during play. When musicians share brass instruments or do not maintain proper hygiene, pathogens can be transferred. Cleaning and sanitizing the instruments regularly can help reduce the risk of infection transmission. It's also advisable for musicians to avoid sharing instruments, especially during outbreaks of contagious illnesses.