By Luther Chiew (Physiotherapist)
Premier Sports Medicine
Running with pain does not always mean you must stop, but there are clear points when to stop running and get assessed. The useful question is not “does it hurt?” but “how does the pain behave during the run, after the run, and the next day?” This guide gives you a practical way to make that call.
Need help with recurring running pain? See our Running Injury Clinic assessment and treatment.
What you need before you decide whether to stop running
Before making a decision mid-run or after a session, get a quick picture of what changed. Pain that settles quickly and leaves no aftermath is different from pain that escalates, changes your stride or lingers into the next morning. General information helps you judge the pattern, but it is not a substitute for an individual assessment.
Track the key details of your pain
Notice where the pain is, when it starts, and whether it spreads. Local pain in one small spot carries a different meaning from a broad ache across a muscle. Also note whether the pain eases as you warm up, stays steady, or builds with each kilometre.
Then check what happens after the run. If you finish, sit down, and then struggle with stairs, walking, or your first steps the next morning, that matters. If you are unsure whether this is normal soreness or something more, it helps to understand the difference between an injury and ordinary post-run soreness.
Review what changed in your training
Most running pain starts after a load change. That includes extra distance, faster sessions, more hills, more race efforts, fewer rest days, or a footwear switch. Pain is often a sign that your body is not adapting to the load you gave it, which is why cutting back when pain appears is the sensible move, not a sign of weakness.
Look at the past two to three weeks, not just the last run. A body part that handled 20 km per week can object when you suddenly ask it to handle 35 km plus intervals. If this pattern sounds familiar, spotting load that has crept too high usually explains more than obsessing over one stretch or one pair of shoes.
Know the red flags before you keep going
Some signs mean stop straight away and seek prompt care. That includes major swelling, a fall or twist followed by sharp pain, inability to bear weight, numbness, weakness, fever, chest pain, severe shortness of breath, or feeling faint. Sports Medicine Australia advises medical review for severe or continuing pain, swelling, or loss of motion.
Call 000 for chest pain, severe breathing difficulty, collapse or another medical emergency. A newly red, hot or swollen calf needs immediate medical assessment; do not use a running-clinic appointment as a substitute.
A 60-second pain check
Rate the pain and compare it to your normal running discomfort
A mild, familiar tightness that stays low and predictable is different from pain that feels sharp, sudden, or clearly wrong. A pain score cannot safely clear every injury. Stop if pain is increasing, sharp, focal over bone or changing your stride, even when the score is low. Agree condition-specific limits with your clinician.
Check whether your running form has changed
If you are limping, shortening your stride, avoiding push-off, or landing differently on one side, stop. Once pain changes your mechanics, you start shifting stress somewhere else.
Decide if pain is improving, staying the same or worsening
If pain clearly worsens, that is a stop sign. If it stays low and stable, you still need to judge the next 24 hours carefully. If it improves briefly but rebounds with pace, hills or longer duration, treat that as overload, not permission to push on.
Use clear rules to decide when to stop running
Stop running if the pain is sharp, sudden or linked to a pop. Sharp pain after a misstep, twist, fall, or pop needs assessment before you keep going. Acute injuries are not the time for toughness.
Stop running if pain gets worse as you continue. Pain that ramps up during the session points to poor load tolerance, not safe adaptation. The same applies if it starts earlier in each run or spreads into a larger area.
Stop running if you cannot run normally. If you cannot run with your usual rhythm, cadence and push-off, stop. Trying to “outrun” pain while moving poorly increases stress on joints and tissues.
Stop running if pain stays high after the run or is worse the next day. Post-run behaviour often tells the truth. If pain lingers for hours, morning stiffness spikes, or stairs and walking feel worse the next day, the load was too much. If delayed aggravation keeps catching you out, read more about why symptoms often show up after the session.
How to identify the pain signs you should not ignore
Bone pain: localised, sharp and tender in one spot
Pain in one small, specific spot, especially if hopping hurts and impact builds it quickly, raises concern for bone stress. This pattern needs early review, particularly after a jump in training load. Persistent pain on the top of the foot, heel or lower leg should be treated carefully because stress fractures from repetitive impact are easy to miss. It helps to know what bone stress warning signs look like.
Tendon pain: warm-up improvement that rebounds after loading
Tendon pain often feels stiff at the start, settles as you warm up, then returns with faster running, hills, or the next morning. Do not assume “it warmed up” means it is safe. That pattern often means the tissue tolerated the first few minutes, then objected to the total load.
Joint or swelling-related pain: stiffness, puffiness and reduced motion
A swollen knee, ankle or foot after a twist, impact or awkward landing is not normal training discomfort. Stop if movement is limited, the joint feels blocked, or swelling appears quickly.
Nerve-related signs: burning, tingling, numbness or weakness
Burning, electric pain, pins and needles, numbness, or weakness need individual assessment before you continue training. Nerve symptoms are not something to test by doing more kilometres.
Adjust your training load straight away
Cut back the aggravating variable first. Reduce the thing that triggered the pain. If intervals flared it, drop intensity first. If hills did it, flatten the route. If you have run too much, shorten the run. Random rest is less useful than a targeted change.
You can also use the 24-hour response to guide your next run. Your symptoms later that day and the next morning decide whether the load matches your capacity. If symptoms worsen, pause or reduce the provoking activity and reassess. There is no percentage reduction that makes every injury safe to run on.
You can also swap in lower-impact training if needed. Cycling, pool running, walking and strength work can keep you active while impact settles. If you need ideas for keeping capacity up, runner-specific strength work often fits well during a temporary reduction in running.
Know when to book an individual assessment
Home management has a limit.
Book early for suspected bone stress, persistent tendon pain or repeated flare-ups
Early review is wise when symptoms fit bone stress, tendon pain keeps rebounding, or the same issue keeps returning. Early recognition of injury signs helps prevent small problems from becoming long interruptions.
Get assessed if pain returns every time you increase load
Repeated setbacks usually mean your training and current capacity are out of sync. A useful assessment looks at the sore area, training load, strength, movement and running demands, then gives you a clear progression.
If pain settles with sensible load changes, you can rebuild gradually. If pain is sharp, worsening, changing your stride, or returning every time you progress, stop guessing and get individual advice. For a dedicated running injury assessment, book a Running Injury Assessment with Premier Sports Medicine.
About the author
Luther Chiew is a physiotherapist at Premier Sports Medicine with an interest in running, sports and overuse injuries. His background includes strength and conditioning, and he holds a Bachelor of Applied Science and a Master of Physiotherapy Practice from La Trobe University.
Read Luther’s practitioner profile.
Clinical content reviewed and approved by Luther Chiew, Physiotherapist.
This article provides general education. An individual assessment may lead to different advice.
