At the end of a workout, another exercise can feel like proof that you worked hard. Sometimes it is useful; sometimes it only makes the session longer. Decide how a workout ends before fatigue and enthusiasm start negotiating extra work on your behalf.
Define the finish line
Identify the main movements and accessories that make up the planned session. Give yourself a realistic time window that includes preparation and rest. If you routinely run out of time, shorten the list instead of making every set faster. A plan that fits your schedule is easier to carry into the following week.
Keep the last sets deliberate
Do not let the final accessory become a race to leave. Use the same care with equipment settings and movement control that you used earlier. When fatigue changes your technique, adjust the task rather than chasing the number on paper. Finishing the written list is less important than knowing what you actually completed.
Close the loop
Return equipment, record the session, and leave one note for the next visit. Review whether the time estimate was realistic and whether an exercise consistently became an afterthought. Make one useful change if necessary. You can leave the gym with a clear record and a repeatable plan without inventing a dramatic finisher or exhausting every available machine.