Cracked broken or poped out one of your ribs.
Popping feeling in ribswhen laying on hard floor.
A sternum fracture or break in the breastbone is usually caused by direct trauma to the bone.
You will need to take it easy for a week or two so it has time to heal.
If you re hearing a snapping or popping sound when you stretch your rib cage it is most likely your breast bone or sternum popping.
Slipping rib syndrome occurs when the ligaments holding the ribs in place move cause the ribs to shift or slip slipping rib syndrome is more likely to occur in women than men.
Slipping rib syndrome goes by many names including clicking rib displaced ribs rib tip syndrome nerve nipping painful rib syndrome and interchondral subluxation among others.
Sometimes you might walk across your floors and hear a popping or creaking noise.
Your first seven ribs are connected to your sternum and held in place by ligaments and cushioned by cartilage all of which move together when you stretch.
The sound happens when a plank becomes loose and the nail rubs against the subfloor.
I do think you should see a doctor if possible to see if.