Enjoying arm training is a good reason to approach it with attention, but enthusiasm can make the exercise list expand without limit. Look at the entire week before adding another curl or extension. Consider the work already present, the time available, and how the routine feels across consecutive sessions. More is a scheduling choice with consequences elsewhere.
Write down the purpose of each planned arm exercise. If several entries serve the same role and repeatedly crowd out other priorities, discuss the arrangement with a qualified trainer. Keep movements you can set up consistently. An exercise should earn its place through a clear purpose, not because leaving the gym without trying it feels like missing an opportunity.
Use the same care with accessory movements as with the main lifts. Check equipment, control repetitions, and stop when a movement causes pain. Avoid adding an unplanned challenge simply because a friend suggests it at the end of the session. The right decision should fit your own experience and current program rather than the mood of the room.
At the next review, consider attendance, session length, and execution together. A routine that you can complete reliably provides more useful information than occasional marathon workouts. Keep room for the parts of training you enjoy while preserving the coherence of the whole week. That balance makes enthusiasm easier to sustain and easier to put to work.