Pull-ups and push-ups are considered staple upper body exercises. So much so there are fitness standards for each exercise to qualify for serving your
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The Muscle Groups You Should Train on the Same Day
The Decline Pushup: How to Do It, Muscles Worked & Modifications
200 Push ups a Day For 30 days – What Happens to your Body?
Is there a specific order you should do pull ups, squats and pushups in? - Quora
Is there any advantage of doing pull-ups vs lat pull-downs all other things like resistance being equal? - Quora
Are pull ups, dips and push ups enough for building an upper body? - Quora
Pull-Ups vs. Push-Ups: What's The Difference? - Lift Big Eat Big
Got six weeks? Try the hundred push ups training program : r/science