8:09
There are dentists who have bad breath too... It's hard for the person to notice, but this is oft...
12:45
「芸能人が急に老けてしまう現象」について解説します。
16:09
[Must see for people in their 40s and 50s] If you don't change the way you brush your teeth, dama...
35:53
【強烈な口臭は青酸カリに匹敵】科学的に最強の口臭対策／フロスは順番が大事／マウスウォッシュの正しい使い方／口臭の原因は歯周病／歯磨き粉の選び方／正しい舌磨き／【BODY SKILL SET】
20:32