translation.en: But you know most good chairs do recline because it's beneficial to open up this joint between your legs and your upper body for better breathing and better flow.
translation.zh: 但是你知道许多好的椅子会倾斜 因为这有助于伸展你的 腿和上身之间的关节， 以便能更好的呼吸 和更好的血液循环。