I have been getting this pain on the chest bone right in the middle of my chest. When I lift something I can feel as well. Please tell me what could this be. I also develop this itchy rash on my toes, ...

“Both muscle mass and bone density decline as we age ... Engage your core and glutes, then lower your chest until it’s just above the floor, keeping your elbows at a 45-degree angle.

The sternum is your chest bone. It starts between your clavicles and goes down the center of your ribcage. The main job of your sternoclavicular joint is to support your shoulder. It’s the ...