upper body
Refers to the part of the body above the waist, including the chest, shoulders, and arms. Used in contexts like posture, exercise, or medical descriptions.
上体を起こして座ってください。
Please sit up by raising your upper body.
彼は上体の筋力を鍛えている。
He is training his upper body strength.
I arched my upper body back while stretching.
Before exercising, I twisted my upper body to loosen up.
When riding a bike, it's good to lean your upper body forward.
I did sit-ups while supporting my upper body with my arms.