Book in under a minute
Rivo shows you the open times and sends your booking request straight away — no waiting on the phone.
What is the ACL, and how is it injured?
It is a strong ligament inside the knee that connects the thigh bone to the shin bone. It stops the shin from sliding forwards and twisting under the thigh, which keeps the knee stable when you turn and jump. It is usually injured without contact with another player: when turning on a foot planted on the ground, landing from a jump, or stopping suddenly and changing direction, as in football and basketball. It can also be injured by a direct blow to the knee, and it may come with an injury to the meniscus or other ligaments.
Common signs
- A pop heard or felt at the moment of injury, and often being unable to carry on playing
- Swelling of the knee within hours of the injury
- Pain and difficulty fully straightening or bending the knee in the first days
- A feeling that the knee is unstable or gives way when you turn or change direction
Common misunderstandings
- "A torn ACL always means surgery": not always; the decision depends on your activities, your goals and any other injuries in the knee, and the orthopaedic surgeon makes it with you after an examination
- "The operation alone puts the knee back as it was": surgery rebuilds the ligament, but strength, control and confidence come back through structured rehabilitation that follows the surgeon’s protocol
- "I can go back to playing after a set number of months": time since surgery matters for the new ligament to heal, but it is not enough on its own, and the return is based on tests of strength, hopping and movement control and on feeling ready
What usually helps?
The foundation is a structured rehabilitation programme that progresses in stages, with or without surgery. At first we focus on easing swelling and pain, getting the knee fully straight and bending again, and switching the front thigh muscle back on. Then come progressive strengthening exercises for the thigh, hip and calf muscles with balance and movement-control training, followed by running, jumping, changing direction and the movements of your sport. If surgery is planned, rehabilitation beforehand (easing swelling, regaining movement and strengthening the thigh) may help recovery afterwards. After surgery we follow your surgeon’s protocol and instructions, especially if the meniscus was also repaired. The return to sport is not set by a date alone but by criteria: a knee without swelling or pain, full movement, strength and hop tests close to the other leg, and feeling ready and confident; even so, no test removes the risk of another injury completely. Continuing an injury-prevention programme of strength, jumping, landing and balance exercises after you return is often recommended, as it may lower the risk of a new injury.
How we treat it at Revibe
- We listen: how the injury happened, what your doctor or surgeon has said or planned, and which sport or activities you want to return to
- We examine the knee: swelling, range of movement, muscle strength and balance, within any restrictions from your surgeon, and identify what needs a doctor’s review or imaging
- We identify what may slow recovery, such as lasting swelling, a knee that does not fully straighten, a weak thigh muscle or fear of the knee giving way
- We treat: strengthening, balance and movement-control exercises as the core of the plan, with manual therapy and joint mobilisation to ease stiffness, and release of muscle knots around the thigh and calf when useful
- We progress with a home exercise programme, criteria-based steps towards running and sport training, and an injury-prevention programme for when you are back on the pitch
When do you need urgent medical care?
- A knee that looks deformed or out of place after the injury, or a foot that is cold, pale or numb — go to the emergency department or call an ambulance: 911 in Jordan or 122 in Iraq and Kurdistan
- A knee that is locked and cannot be straightened, or being unable to take four steps after the injury (a fracture is possible) — see a doctor the same day
- After surgery: a fever, or a wound that is red and hot or has discharge — contact your surgeon or see a doctor the same day
- Pain and swelling in the calf, especially after surgery (possible blood clot) — see a doctor the same day
- Chest pain or sudden shortness of breath, especially after surgery — go to the emergency department or call an ambulance: 911 in Jordan or 122 in Iraq and Kurdistan
In these cases go to the nearest emergency department or a doctor straight away — instead of booking physiotherapy.
FAQ
Do I need surgery if my ACL is torn?
Not always. Some people do well with a structured rehabilitation programme alone, especially if their activities involve little turning and jumping. Surgery is usually discussed for people who want to return to sports with turning and changes of direction, whose knee keeps giving way, or who have other injuries in the knee. The decision belongs to the orthopaedic surgeon, together with you.
Does physiotherapy before surgery help?
Usually yes. Easing the swelling, getting the knee straightening and bending again and strengthening the thigh muscle before the operation may help recovery afterwards, and we work within your surgeon’s plan.
When can I return to sport?
There is no fixed date. The time the new ligament needs to heal matters, but the return is based on criteria: no swelling, full movement, strength and hop tests close to the other leg, good movement control and feeling ready. We measure these with you and take your surgeon’s view into account.
How many sessions will I need?
It depends on your condition and its stage; after the first assessment we explain the plan and the expected number of sessions.
More common questions: Knee pain questions — 36 questions
Ready to start?
Book your first session at Revibe Clinic in Amman (it starts with an assessment), or message us on WhatsApp.
Related pages
Source: Logerstedt DS et al. (2017). Knee Stability and Movement Coordination Impairments: Knee Ligament Sprain Revision 2017 — Clinical Practice Guidelines. J Orthop Sports Phys Ther 47(11):A1–A47 · Diermeier TA et al. (2021). Treatment after ACL injury: Panther Symposium ACL Treatment Consensus Group. Br J Sports Med 55(1):14–22 · Kotsifaki R et al. (2023). Aspetar clinical practice guideline on rehabilitation after anterior cruciate ligament reconstruction. Br J Sports Med 57(9):500–514
Reviewed by Ahmed AlKhatib, licensed physiotherapist — 31 October 2026
This information is general education and does not replace a clinical assessment.