Inner Core of the Earth | Composition, Characteristics & Facts

The three interior layers of the Earth: the crust, the mantle, and the core | Britannica

The Three Layers of the Earth | Crust, Mantle & Core

💪 Did You Know? Your core isn’t just your abs — it’s actually made up of 29 different muscles that wrap around your spine, pelvis, and hips like a built-in support system. These muscles include your deep stabilisers (like your transverse abdominis, pelvic floor and multifidus) as well as your glutes, obliques and even parts of your back. Together, they create the foundation for every movement you make — from lifting your coffee cup to powering through your Reformer class. Every single Reformer

Anatomy of the “Core” Muscles