The bronchial tubes branch off from the trachea like an upside down letter y

Technically they are called Bronchii, then further divisions are called bronchioles; primary, secondary, tertiary, quaternary...

There are a couple of answers.you could have an infection, a sti, std, or other problematic health issues.i would recommend going to the doctors, if not, take a shower and wash down there, then wait a couple of days, and if it’s still there, then is when you should go to the nearest or trusted gynecologist of your choice.

Answer the lack of variation in activity can lead to boredom and eventually cause exercise to stop;