1. Tap to start the game and begin your run.

2. Swipe left or right using your finger (or mouse on desktop) to move your character across the path.

3. Collect protein shakes and other power-ups along the way to grow your muscles and increase your size.

4. Smash through smaller obstacles like crates and thin walls to gain points and maintain momentum.

5. Avoid larger or harmful obstacles such as spiked barriers or massive walls that can slow you down or end your run.

6. Time your movements carefully to dodge bad obstacles and stay on the path.

7. As you get stronger and bulkier, you can smash through bigger walls and earn more points.

8. Keep an eye out for narrow passages and moving traps that require quick reactions to avoid.

9. Reach the end of the level with the biggest possible muscle size for bonus points and high scores.

10. Progress through increasingly challenging levels and try to beat your previous best each time.

11. Replay levels to improve your technique, collect more power-ups, and maximize your growth and score.