 [ Symptoms ] can your sternum pop  i notice sometimes when i sneeze there is a pop from the centertop of my chest i have also notice it happen if i stretch my arms out & back but it does not happen everytime should i be worried [ Disease ] hi that is the reason men take turkish steam baths it opens the pores and by sweating cleans them out then they have really cold swims to close them but by washing in just cold water the pores would stay closed do hope this helps you good luck