. 2024 Mar 16;9:20240009. doi: 10.2490/prm.20240009

Table 1. Bodyweight exercise of lower and upper extremities: BELU.

Exercise	Instruction
Standing	Stand facing a wall with hands on the wall
Hip side raise^a	Lift leg to the side as high as possible
Knee flexion^a	Bend the knee, lift the foot from the floor toward the buttocks
Sitting	Sit on a chair
Knee extension^a	Straighten the knee
Calf raise^b	Raise the feet as high as possible with the toes touching the ground
W pose^b	Lift the arms up by the ears, facing the palms inward. Bring the arms down and bend the elbows to 90 degrees, turning the wrists outward in a W shape.
Arm curl^b	Place the elbows atop the knees and fully bend the elbows
Wrist curl^b	Place the elbows atop the knees and fully bend the wrists
Claw grip^b	Bend the distal interphalangeal and proximal interphalangeal joints; do not bend the metacarpophalangeal joints
Slowly return to the starting position

^aExercise the left and right sides individually (e.g., left side eight times, right side eight times); ^b Exercise the left and right sides simultaneously.