It increases blood supply to the head nourishing the pituitary and pineal glands. Matsyasana is a cultural asana mentioned in several noted Hatha Yogic texts wherein the practitioner assumes a pose suggestive of floating like a fish. 3 Ways To Modify Fish Pose Matsyasana For Joy Contentment Fish Pose Fish Pose Yoga Poses The pose gets its name from the Sanskrit words matsya meaning fish and asana meaning pose. Classes Matsyasana . Ensure the head is at complete rest and the lower spine is close to the floor. Best online yoga classes and videos teach you Fish Pose an excellent pose for opening the chest neck and throat as well as stimulating the thyroid. Yogendra Matsyasana- Cultural Asanasfor extremities. Matsyasana mahtz-YAH-suh-nuh expands the chest cavity which in turn increases lung capacity and encourages deeper breathing. However the pose has excellent benefits and can be practiced alone as well. Lie flat on the floor with bent knees and feet on top of the ground.