Achieving your first pull-up is a significant fitness milestone, often the result of dedicated training with exercises like negative pull-ups, inverted rows, and assisted variations. However, this achievement should not signal the end of preparatory exercises.
Your ability to perform a pull-up can fluctuate daily due to rest and recovery. The goal is to expand your strength range so that one pull-up becomes the minimum, not the maximum, you can achieve. This means consistently training to increase your capacity from perhaps 95-100% on a good day to consistently handling 1-3 pull-ups.
Exercises like negative pull-ups, banded pull-ups, box-assisted pull-ups, lat pulldowns, and various rowing variations remain crucial. Incorporating these with different rep ranges and difficulty levels, alongside practicing single pull-ups at the start of your workout, will build the necessary consistency.
Once you can reliably perform three pull-ups, they can become a more central part of your routine. Continued dedication to progressive training programs can lead to performing multiple reps consistently.