Your pectoralis major is a large and powerful chest muscle that’s shaped like a fan. It starts from two sections: your breastbone (sternum) and your collarbone (clavicle). The two sections come ...

Developing bigger pectoral muscles, or "pecs," is one of the most common goals for anyone focused on building upper-body strength or improving their physique. After all, a strong, well-developed chest ...

Please provide your email address to receive an email when new articles are posted on . Patients with COVID-19 who died had lower pectoralis muscle cross-sectional area on CT scans compared with ...