You CAN do pushups, my friend! (2022 Version)

Push-ups work many muscles in your body, including your:
Chest 
Arms
Stomach muscles (abdominals)
Hips‌
Legs
Push-ups are a convenient exercise that you can do anywhere. They don’t need equipment or a gym membership. You can also adjust them to meet your own physical ability or to target specific muscles.
https://www.webmd.com/fitness-exercise/health-benefits-push-ups