Running Injuries

Complete Guide to Marathon Recovery

5 August 2026 - By 365 Physiotherapy Dublin

Complete Guide to Marathon Recovery

Why Marathon Recovery Matters


Completing a marathon puts significant strain on your muscles, joints and connective tissue. How you recover in the days and weeks afterward has a big impact on whether you come back stronger — or end up injured. At 365 Physiotherapy in Santry and Swords, we see many runners in the weeks after big races.




The First 48 Hours


  • Keep moving gently — short, easy walks help circulation more than complete rest
  • Hydrate and refuel — replace fluids and carbohydrates lost during the race
  • Elevate and ice swollen or sore areas if needed
  • Avoid deep stretching immediately after — muscles are fatigued, not just tight
  • Prioritise sleep — this is when most tissue repair happens



  • Common Post-Marathon Issues We Treat


  • Delayed Onset Muscle Soreness (DOMS) — normal, usually peaks at 24–72 hours
  • IT band irritation — outer knee/hip pain from repetitive loading
  • Plantar fascia flare-ups — heel and arch pain
  • Blisters and black toenails — usually minor, but watch for signs of infection
  • Lingering joint stiffness in ankles, knees or hips



  • A General Recovery Timeline


    Every runner is different, but a common evidence-informed pattern looks like:


  • Days 1–3: Rest, walking, gentle mobility, no running
  • Days 4–7: Light cross-training if pain-free (swimming, cycling)
  • Week 2: Short, easy runs if there is no pain, alternating with rest days
  • Weeks 3–4: Gradual return to normal training volume
  • Beyond: Resume structured training only once pain-free and mobility has returned

  • This is a general guide — if you are training for another event, a physiotherapist can help tailor this to you.




    When To See a Physiotherapist


    Some soreness is expected, but book an assessment if you notice:


  • Pain that is sharp, localised, or getting worse rather than better
  • Swelling that does not settle after a few days
  • Pain that stops you walking normally
  • Symptoms lasting more than 2 weeks

  • Early assessment helps catch overuse injuries before they become bigger problems.




    How Physiotherapy Supports Marathon Recovery


  • Assessment of movement patterns and imbalances exposed by race training
  • Manual therapy and soft tissue work to address tight or overloaded muscles
  • Individualised return-to-running programme
  • Strength and mobility work to reduce injury risk for your next event



  • Book Your Post-Race Assessment


    📍 Santry Clinic — 256 Swords Road, Dublin 9

    📍 Swords Clinic — Applewood Close, Co. Dublin


    📞 +353 83 098 5073

    ☎️ +353 1 513 0603

    📧 contact@365physiotherapy.ie


    Ready to Book Your Appointment?

    Senior physiotherapists in Santry and Swords. Evening and weekend appointments. No GP referral needed.