Facial muscle exercise apparatus

作者: Warren G. Miller

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摘要: A facial muscle exercise device includes a mouthpiece which fits into the mouth over lower jaw and teeth, is connected via an elastic member to handle pressed down by user create tension against jaw. The may then be exercised up motion or thrusting forward back from side side. Proper use of this will cause muscles in face, chin neck become toned conditioned, eliminating fatness below wrinkles.

参考文章(5)
Thomas J Robertson, Labial muscle exerciser ,(1974)
Martin S. Zemitis, Elastic cord apparatus ,(1992)
Eugene P. Shaffer, Isometric muscle exerciser ,(1987)
J Wright, Facial muscle exerciser ,(1972)