Short review loops are easier to return to.
Choose a finishable unit
A loop should have a visible end. Ten focused cards can be more useful than opening a deck of hundreds with no stopping point. Completion creates a clean record of what was clear, fuzzy, or forgotten.
Keep the session short enough that attention remains on recall rather than endurance. When the habit is reliable, frequency can grow naturally without turning every review into an appointment.
Let difficulty change the route
Not every card needs equal exposure. A clear answer can wait; a fuzzy answer should return sooner; a forgotten answer may need a simpler prompt or additional context before repetition helps.
This adaptive rhythm protects time and keeps hard material visible. It also prevents familiar cards from filling the session simply because they are easy and pleasant to answer.
Build a cue into ordinary life
Attach a loop to a stable moment: after coffee, before closing a laptop, or during a commute. The cue matters more than choosing an ambitious duration.
If a day is crowded, finish one small loop instead of abandoning the practice. Consistency preserves the path back to the material, and the review history shows where to resume.