The bigger a challenge you accomplish, the bigger your brain signals will grow.

When muscles are exposed to stress, they experience microscopic damage?

When muscle cells experience microscopic damage due to stress, the injured cells release inflammatory molecules called ____________________________.

The less damage you do to the muscle tissue, the more your muscles will grow.

Because our bodies have adapted to most everyday activities, those activities do NOT cause enough stress to make muscles grow.

Building new muscle by exposing muscle cells to higher workloads than they are used to, is a process known as __________________________.

Muscles will grow if you do NOT continuously expose them to some resistance.

What is the name of the process when muscles shrink due to not working them consistently?

Muscles rely on more than just activity to grow. The amount of their growth also depends on proper nutrition, hormones, and __________________.