Hello everyone!I am Michael, a trainer at BEYOND Itabashi!Today, I will explain the "pectoralis major," one of the most important muscles for upper body training!The pectoralis major is a large muscle ...

Hello!I'm Sato, a trainer at BEYOND Jiyugaoka!In golf,"I want to increase my head speed!""I want to hit the ball further!"Many of you are thinking this, right?One of the muscles I definitely want you ...

The pectoralis major muscle is a large muscle in the upper chest, fanning across the chest from the shoulder to the breastbone. The two pectoralis major muscles, commonly referred to as the ‘pecs,’ ...

A pectoralis major tear happens when the large chest muscle or its tendon snaps, often during heavy weightlifting or sports, causing sudden pain and weakness. Partial tears might heal with rest, ice, ...

A new 2026 study reveals how bench-press load and fatigue can change chest growth—and why the best setup for size isn't identical to strength.

The pectoralis major muscle originates from multiple locations, including the costal cartilage of ribs two through six, the sternum, the medial half of the clavicle and the external oblique fascia.

When it comes to strength training your muscles for a sculpted, well-defined chest, you’re probably familiar with your pectoralis major muscles, the large set of muscles that stretch across the upper ...

Chest workouts can look (and feel) so similar that constituent exercises are often just called ‘chest exercises’, without any differentiation about specific muscle groups that each exercise hits. This ...

Objectives—To compare objective measures of strength and subjective functional outcomes in complete distal pectoralis major tears treated either surgically or non-surgically. Methods—Twenty two ...

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 ...