肌肉男弯曲手臂感到肘部剧痛图片

A Chinese fitness enthusiast shows muscle soreness on his forearm, with the red infrared thermal imaging highlighting the painful area on the forearm muscle, the image is extremely clean, with a completely white background, no background clutter, no decorative lines, the composition is complete, the upper body is fully visible without cropping, 3:4 aspect ratio, commercial photography, medical科普 style, high-key photography.