A: On this issue, to remove the double chin, we should not only massage the chin and neck with a scraping board to promote lymphatic circulation, but also remove the double chin through local exercise. It should be noted that when massaging with a scraping board, you should apply essential oil to your chin and neck to protect the local skin so as not to cause harm to the skin by friction. Pay attention to chewing habits when eating on weekdays. Don't just chew one side. Chew slowly to achieve the effect of exercising muscles.