The milestones, not the calendar: full range of motion, no pain at rest or with sport-specific movements, strength and balance near your uninjured side, and the ability to hop, cut, or sprint without hesitation. A mild ankle sprain often gets there in 1-3 weeks.
Coming back early is the classic mistake: a sprain that has not regained strength and balance is the single biggest setup for re-spraining, and re-sprains are what turn a 2-week injury into a season-long one. A brace or tape for the first weeks back adds protection while you rebuild.
What to do
Common questions
When can I play sports again after a sprain?
The honest answer is milestone-based, not date-based, because two sprains with the same name heal at different speeds. The milestones, roughly in order: swelling and bruising mostly resolved; full range of motion compared to the other side; no pain at rest and no pain with the specific movements your sport demands; strength and single-leg balance near the uninjured side (a simple check: hop on the injured side 10 times without pain or wobble); and finally, sport-specific work - cutting, sprinting, jumping - at full speed without hesitation or next-day flare. For a mild ankle sprain, that process often takes 1 to 3 weeks; moderate sprains run 3 to 6 weeks or longer. Why the discipline matters: the biggest risk factor for a sprain is a previous sprain that never fully rehabbed, and coming back on grit and tape before strength and balance return is how a 2-week injury becomes a recurring one. A brace or tape for the first few weeks back is reasonable protection while you rebuild. If weeks are passing without week-to-week progress, or the joint gives way, get it looked at - that pattern suggests more than a simple sprain. A free text consult can check your specific milestones against this list.