Out of all the popular push-up modifications, experts agree that this version is the easiest starting point that still targets the same muscles.
The push-up is a basic exercise that almost everyone has done—or at least tried to. Push-ups can be done with minimal space and zero equipment, making it a popular and effective bodyweight move.
Dr. Sharon Gam on MSN

How to substitute exercises

If you can’t do a specific exercise that’s in your workout program, here’s a guide for finding an appropriate substitution.
If standard push-ups feel too challenging, begin with easier variations. Knee push-ups or incline push-ups performed against a wall or bench can help build strength gradually.
Total-body workouts are great, but some people prefer to split up their workouts by body part instead. If you go this route, you'll likely have push day workouts in the mix. As the name implies, a ...
Push-ups are a full-body exercise that strengthens the chest, arms, shoulders, and core, while also enhancing posture and supporting bone health. Doing push-ups regularly can improve heart health, ...