Tongues:

Tapping the teeth lightly can make the teeth and gingiva active and healthy; rolling the tongue can make the tongue move freely and increase its sensitivity.

Foot center:

Use both heels to push and rub the heart of the foot alternately, so that the heart of the foot feels warm. It has the functions of activating meridians, invigorating the spleen and stomach, and calming the mind.

Knead your nose:

Rubbing the nose up and down with both thumbs can prevent nasal congestion and runny nose caused by cold in the morning and prevent colds.

Limbs:

Through stretching and flexing exercise, the blood is quickly returned to the whole body, providing enough oxygen and blood to the heart and brain system, and enhancing the flexibility of the joints of the limbs.