Yin and Yang: The concept of Yin and Yang represents the dualistic nature of Qi, with Yin being passive and Yang being active.
Meridians: Meridians are pathways in the body through which Qi flows, similar to how blood flows through veins and arteries.
Qigong: Qigong is a practice that involves cultivating and balancing one's Qi through movement, breath control, and meditation.