Sore After Tennis? Why It Happens and What Helps

You played a hard match or a long practice session, felt fine walking off the court, and then woke up the next morning barely able to get out of bed. That kind of soreness is one of the most common — and most misunderstood — parts of playing tennis regularly. Here's what's actually going on, and what genuinely helps.

Why Your Muscles Get Sore in the First Place

That soreness has a name: delayed onset muscle soreness, or DOMS. It shows up when your muscles do something they're not used to — a longer match than usual, more lateral movement than a typical practice, an opponent who pushes your pace — and the muscle fibers develop tiny amounts of microscopic strain as a result. That's a normal part of how muscle adapts and gets stronger over time, not a sign that something went wrong.

DOMS usually doesn't show up immediately. It tends to build over the following 12 to 24 hours, often peaks around the one- to two-day mark, and fades on its own within about three to five days for most people.

 

Rest Isn't the Whole Answer

It's tempting to treat a sore day as a day to do absolutely nothing. But complete inactivity isn't necessarily the fastest way through it — light movement keeps blood flowing to sore muscles, which many exercise physiologists point to as genuinely helpful for how you feel over the following days. That doesn't mean pushing through a hard practice while you're sore. It means there's a real difference between an easy walk or a light stretch and doing nothing at all.

 

What Actually Supports Recovery

A few things make a genuine difference in how sore days feel and how quickly they pass:

Movement. Light activity — an easy walk, gentle stretching, a relaxed hit against a wall — keeps things moving without adding new strain.

Food. Muscles need real building blocks to repair themselves, which generally means enough protein and a balanced diet, not a specific supplement or superfood.

Hydration and electrolytes. Sweat loss plays a real role in how your body manages recovery, which is where a lot of players start paying closer attention to what they're drinking, not just how much.

Sleep. Most of the actual repair work your body does happens while you're asleep, which is part of why a bad night's sleep after a hard match can make the next day feel worse than it should.

Where AceFit Hydrate Fits In

This is part of why AceFit Hydrate includes tart cherry extract specifically — a concentrated 10:1 extract formulated to support recovery and help reduce muscle soreness, alongside a balanced electrolyte blend formulated to help replace what's lost in sweat.* It isn't a substitute for the basics above — movement, food, and sleep still do most of the work — but it's a straightforward way to build hydration and recovery-minded ingredients into the same window you're already using to rest.

 

When Soreness Might Be Something Else

Normal post-match soreness is dull, spread across a muscle group, and gets a little better every day. A few signs are different, and worth a doctor's attention rather than home management: sharp or localized pain (especially near a joint), significant swelling, soreness that gets worse instead of better after a few days, or unusually dark urine following an intense session. None of that is typical DOMS, and it's worth getting checked rather than waiting it out.

Frequently Asked Questions

How long does muscle soreness last after playing tennis? For most people, it peaks around 24 to 48 hours after playing and fades within three to five days. Soreness that lasts much longer or keeps getting worse is worth mentioning to a doctor.

Does stretching help sore muscles? Light stretching and movement generally feel better than complete rest, though stretching alone won't eliminate soreness — it's one piece of a broader recovery approach.

Should I still play tennis if I'm sore? Mild soreness usually isn't a reason to skip a light session, but a hard practice or match stacked on top of significant soreness can work against you. Let how your body responds be the guide.

Does hydration affect muscle soreness? Staying hydrated and replacing the electrolytes lost in sweat supports your body's broader recovery process, alongside food, movement, and sleep.

Building Recovery Into Your Routine

Sore days are a normal part of playing a sport you take seriously — not something to push through, and not something that needs a complicated fix either. If you want to go deeper on the hydration side specifically, Why Women Tennis Players Are Choosing AceFit Hydrate covers what's actually in the formula, and if you're managing recovery between matches at a tournament, our tournament prep guide covers that in more depth.