How do volume, intensity, frequency, and progressive overload relate to each other? Give a brief summary of each and then take a couple of paragraphs to explain how these are all connected. Is there anything you don't understand or can't relate?

An epidemic is a large and localized outbreak of a sickness or disease.  a pandemic is a large global outbreak of a sickness or disease. 

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.

Subtract your 2-minute  heart rate  from the  heart rate you took immediately after exercising. the faster your heart rate  recovers the fitter and healthier your  heart.