23:13

What is the reason why some people don't lose body fat no matter how much they reduce fat?

20:47

誰がやっても簡単に広背筋に効くようになる、背中の最強種目デッドリフト

43:18

[Close-up] Two hours for hairstyle, cooking for himself, strength training... A very serious day ...

11:06

[This will help you lose weight] The ultimate weight loss diet discovered after 30 years of dieting.

14:03

【筋肉が食われる3つのメカニズム】有酸素運動による筋分解を科学する。