Front of Knee Pain From Tennis: Why It Happens and How to Get Back on the Court

If the front of your knee hurts when you play tennis, you’re not alone.

Tennis puts significant demands on the knee. Accelerating toward a ball, stopping quickly, changing direction, lunging, recovering to the middle of the court, and repeatedly loading a bent knee can expose problems that may not bother you during normal daily activities.

The important question isn’t just:

“What structure hurts?”

It’s also:

“Why can’t my knee currently tolerate the amount and type of loading tennis requires?”

That question changes how we approach rehabilitation.

Why Does the Front of My Knee Hurt When I Play Tennis?

There are several potential causes of anterior, or front-of-knee pain. Patellofemoral pain is one of the most common, but symptoms can also come from the patellar tendon, quadriceps tendon, fat pad, arthritis, meniscus or other structures around the knee.

That means two tennis players with pain in almost exactly the same location may need very different treatment programs.

A thorough physical therapy evaluation should look beyond the painful area and assess things such as:

  • Knee and hip mobility

  • Quadriceps strength

  • Hip strength

  • Calf and soleus strength

  • Single-leg control

  • Balance

  • How you squat, lunge, run, stop, and change direction

  • Recent changes in how frequently or intensely you play tennis

The goal is to identify why the knee is becoming overloaded rather than simply treating where it hurts.

Step 1: Calm the Knee Down Without Losing All Your Fitness

The first goal is usually to reduce pain and irritation.

That does not necessarily mean stopping tennis completely.

We look at what makes the knee worse and what makes it feel better. Sometimes temporarily changing how often you play, how long you play, or the intensity of your matches can allow symptoms to settle while rehabilitation begins.

Hands-on treatment can also be useful when appropriate, but it should usually be part of a larger plan rather than the entire treatment.

Step 2: Restore the Mobility You Need

Tennis requires significantly more movement than walking around your house.

Limited motion at the knee, hip, or ankle can change how you absorb force when lunging, decelerating, or changing direction.

We work to restore the mobility necessary to move efficiently before progressively increasing the demands placed on the knee.

Step 3: Improve Control of the Knee

Strength is important, but so is your ability to use it.

A tennis player needs to control the hip, knee, ankle, and trunk while moving quickly in multiple directions.

Rehabilitation progresses from controlled movements to increasingly tennis-specific positions so your body can manage these forces automatically on the court.

Step 4: Build Strength

This is where rehabilitation often needs to become much more challenging.

Your knee doesn't just need to feel better. It needs enough strength to tolerate repeated tennis.

We commonly focus on the quadriceps, hamstrings, glutes, calves, and soleus while also considering strength elsewhere in the body.

At Summit Physical Therapy, we can use VALD strength testing when appropriate to objectively measure strength and identify meaningful differences between sides or compared with relevant benchmarks.

Instead of simply saying, “Your leg looks stronger,” we can determine whether you have actually developed the capacity needed for the next stage of rehabilitation.

Step 5: Strengthen the Movements You Actually Use in Tennis

Once basic strength improves, exercises should start looking more like the movements you need on the court.

That can include progressively loaded:

  • Split squats

  • Lunges

  • Step-downs

  • Lateral movements

  • Single-leg patterns

  • Deceleration positions

The goal isn't to recreate an entire tennis match in the clinic. It's to progressively prepare your body for the movement patterns tennis demands.

Step 6: Develop Power

This is an important step that gets missed in many rehabilitation programs.

Being strong slowly isn't the same as being able to produce and absorb force quickly.

Tennis is fast.

You have to accelerate, stop, push laterally, recover, and react repeatedly. Once adequate strength has been established, rehabilitation should begin developing power.

Step 7: Add Jumping, Landing and Change of Direction

Eventually, exercises alone aren't enough.

We progressively introduce jumping, landing, lateral movement, acceleration, deceleration, and change-of-direction drills.

When appropriate, we can use VALD ForceDecks to objectively measure how you produce and absorb force.

This gives us another layer of information beyond whether something simply “looks good.”

Step 8: Build Tennis-Specific Endurance and Durability

Feeling good for five minutes isn't enough if your knee starts hurting in the second set.

Your rehabilitation needs to build the ability to tolerate repeated loading over time.

That may mean progressing from controlled drills to short hitting sessions, longer practices, and eventually full matches.

Step 9: Return to Tennis

Returning to tennis shouldn't be a single moment where someone tells you that you're cleared.

It should be a progression.

You might begin with controlled hitting before adding more court coverage. Then you can increase lateral movement, serving, point play, practice sets, and eventually full matches.

By the time you return, your knee shouldn't just hurt less.

It should be better prepared for tennis.

Don't Just Treat the Pain. Build a Better Tennis Player.

One of the biggest mistakes with front-of-knee pain is stopping rehabilitation once everyday activities feel normal.

Walking without pain is very different from repeatedly sprinting, stopping, lunging, and changing direction on a tennis court.

Our goal at Summit Physical Therapy is to take you through the entire process—from reducing pain to rebuilding mobility, strength, power, change-of-direction ability, endurance, and ultimately your ability to play tennis confidently.

If front-of-knee pain is limiting your tennis, we can evaluate what is driving the problem and build a progressive plan designed around the demands of your game.

Summit Physical Therapy proudly serves active adults and athletes from Summit, Short Hills, Millburn, Maplewood, Chatham, Florham Park, New Providence, Springfield, South Orange, and surrounding New Jersey communities.