Adjust your body with the tongue position.

Is your tongue in the right position?

Returning the tongue to the correct position can help with apnea syndrome, snoring, posture and diet.

Now, which is the tongue in the correct position?

A. The tongue is touching the lower teeth

B. The tongue is touching the upper teeth

C. The tongue touches the upper gums

D. The tongue is touching the upper jaw

A→0点　B→40点　C→80点　D→100点