8.8K views · 236 reactions | The Best Home Chest Workout for building Pec Muscle 礪 #workout #pec #chest #chestworkout #athomeworkouts #muscle #buildings | Banksy | Facebook

The Pec Major: Part 1 - Anatomy of a Beautiful Muscle 💪✨ The Anatomy 🔬 The pec major has 3 heads: 1️⃣ Clavicular head (upper pec) – Attaches to medial half of clavicle 2️⃣ Sternocostal head (mid pec) – Attaches to sternum ribs 2-6 3️⃣ Abdominal head (lower pec) – Attaches to rectus sheath (can vary or be absent!) All three converge to insert on the humerus (arm bone)! The Functions 💪 All 3 heads work together for: ✅ Internal rotation of shoulder ✅ Adduction ✅ Horizontal adduction (the most lo

The Pec Major: One of the Most Beautiful Muscles in the Body 💪 Check out the pectoralis major—a stunning fan-shaped muscle that spreads across your chest and converges onto the humerus. But here's what makes it even cooler: it's actually made up of 2-3 different heads (or parts)! The Heads of the Pec Major: 🔹 Clavicular Head – Originates from your clavicle (collarbone) 🔹 Sternocostal Head – The larger section coming off your sternum and ribs 🔹 Abdominal Head – Not everyone has a prominent on