Book (Practical) Living Your old age begins with your tongue, all the care in your mouth that you can do from today.

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Home Economics and life environment studies
Life and Living
NHK Publishing Inc! Books / It is not possible to maintain the health of your mouth just by brushing your teeth properly. In an era of 100 years of life, it is more important than anything else to be able to enjoy eating and talking in a healthy way. The key to this is actually the "tongue"! This book contains a method of keeping your tongue and mouth healthy.