Skip to main content

MSK & Orthopaedics

Hip flexor strain

A hip flexor strain is a tear in the muscles at the front of the hip, usually from sprinting or kicking, causing sharp pain at the front of the hip or groin.

Key points

The essentials at a glance.

What to look out for, who treats it, and what usually happens next.

  • Sudden front-of-hip pain during sprinting, kicking or lunging

  • Pain on lifting the knee and stretching the hip backwards

  • Most strains heal with progressive rehabilitation in two to eight weeks

  • Recurrent strains suggest an incomplete rehabilitation or underlying stiffness

  • Imaging is reserved for severe or slow-to-heal injuries

Understanding it

About Hip flexor strain.

The hip flexors - principally iliopsoas and rectus femoris - lift the knee and drive sprinting and kicking. A strain causes sudden sharp pain at the front of the hip or groin, tenderness, and pain on resisted knee lift. Severity ranges from a mild pull to a significant tear.

Most strains are diagnosed clinically and heal with a graded rehabilitation programme restoring flexibility and strength before a return to sport. MRI is useful for severe injuries or those failing to progress, and a sports medicine consultant can rule out mimics such as hip joint pathology. In the UK you can start with your GP: on the NHS, a routine referral to a specialist clinic often means waiting 20–45 weeks or more to be seen, while a private consultant will typically see you within around two weeks, with any tests arranged soon after.

Frequently asked

Common questions about Hip flexor strain.

Quick, plain-English answers to what people ask us most.

  • What does Hip flexor strain mean?

    Hip flexor strain is a health condition that affects how part of the body functions, and can range in severity from mild to significant depending on the individual. A clinician can assess your specific situation and explain what it means for you. Understanding the basics helps you ask the right questions at your appointment.

  • What leads to hip flexor strain?

    There are usually several contributing factors behind hip flexor strain, and it's not always possible to pin down a single cause without proper assessment. Your doctor will consider your symptoms, history, and any relevant investigations to build a clearer picture. This helps make sure treatment is targeted appropriately.

  • What are the symptoms of hip flexor strain?

    Symptoms can vary from mild and barely noticeable to more significant and disruptive, depending on severity and individual factors. Common features often include changes that affect comfort, function, or general wellbeing in the affected area or system. If you're experiencing symptoms that concern you, it's worth having them assessed rather than guessing.

  • How worried should I be about hip flexor strain?

    Most cases can be managed effectively once properly assessed and treated, though how serious it is depends on individual circumstances and how early it's picked up. Getting a professional opinion helps rule out anything more concerning and puts your mind at ease either way. Don't hesitate to seek advice if something feels wrong.

  • How long does hip flexor strain take to heal?

    Healing time depends on severity, your general health, and how well you follow any treatment or rest advice given. Many people notice steady improvement over a period of weeks, though more significant cases can take longer. Your clinician can give you a more personalised estimate once they've assessed the extent of it.

  • Can hip flexor strain be treated or reversed?

    Treatment can often reduce symptoms significantly and, in some cases, resolve the underlying problem entirely, though this isn't guaranteed for everyone. Prevention strategies, where they exist, usually focus on managing risk factors and general health. A tailored discussion with your doctor will give you the clearest picture for your circumstances.

  • How is hip flexor strain treated?

    Treatment options range from conservative measures such as lifestyle changes, medication, or physiotherapy through to more involved interventions in more severe or persistent cases. The right approach depends on the underlying cause, severity, and how it's affecting you. Your specialist will talk through the pros and cons of each option that's relevant to you.

  • What is the typical recovery time for hip flexor strain?

    Some people recover within a matter of weeks, while others find it becomes a longer-term or recurring issue that needs ongoing management. Following your treatment plan closely tends to support the best possible recovery. Ask your specialist for a realistic timeline based on your own results and progress.

  • When is a specialist opinion or surgery needed for hip flexor strain?

    A specialist opinion is generally recommended if symptoms persist despite initial treatment, if they're severe, or if there's uncertainty about the diagnosis. Surgery or more invasive treatment is usually reserved for cases where conservative measures haven't worked. Your GP can refer you on if they feel a specialist review would be helpful.

  • When is it worth getting hip flexor strain checked by a specialist?

    See a doctor if symptoms are persistent, worsening, or affecting your daily life, or sooner if you have any red-flag symptoms your GP has warned you about. On the NHS, routine referrals for this kind of assessment can take 20-45+ weeks to come through; going private typically means being seen by a consultant within about 2 weeks.