You feel fine right after your workout. Then you wake up the next morning, and your muscles are stiff, tender, and hard to move. That delayed soreness has a name: DOMS, or delayed onset muscle soreness.
DOMS is muscle pain and stiffness that develops after unfamiliar or more intense exercise, usually becoming noticeable several hours later and often peaking within the next one to three days. It typically improves on its own as your muscles recover. Gentle movement, adequate sleep, nutrition, hydration, and temporarily adjusting intense exercise can all help you manage symptoms along the way.
What is DOMS?
DOMS stands for delayed onset muscle soreness, and the name describes exactly what makes it distinct from other exercise discomfort.
Why it’s called “delayed”
Unlike the muscle fatigue or burning you might feel during a hard set, DOMS doesn’t show up right away. It’s called “delayed” because soreness typically develops hours after a workout ends, not during it. According to the American College of Sports Medicine (ACSM), DOMS commonly begins around 12 to 24 hours after exercise and can feel most intense around 24 to 72 hours afterward.
What triggers it
DOMS commonly follows exercise that’s unfamiliar to your body or unusually demanding compared to your normal routine. This could mean a first gym session in months, trying a new sport, or simply pushing harder than usual. According to Cleveland Clinic, DOMS typically develops one to three days after intense exercise and fades over the following several days as the muscles recover.
Which muscles are affected
DOMS generally affects the specific muscles you worked, rather than causing widespread, generalized soreness. If you did a heavy leg day, your legs will feel it; your arms generally won’t.
What causes DOMS?
The mechanism behind DOMS isn’t fully settled in exercise science, but a few patterns are well established.
Unfamiliar exercise
Your body adapts to the demands you regularly place on it. When you introduce something new, your first gym session after a long break, a new sport, increased training volume, or a hilly run when you usually run flat routes, your muscles haven’t yet adapted to that specific stress. That mismatch is a common trigger for DOMS.
Eccentric muscle contractions
Certain types of muscle action are particularly associated with DOMS: movements where a muscle lengthens while still producing force, called eccentric contractions. ACSM specifically identifies eccentric muscle action as an important trigger. Common examples include:
- Lowering a dumbbell during a biceps curl
- Descending stairs or hills
- The lowering phase of a squat
- Landing from a jump
Suddenly increasing workout intensity
Doing meaningfully more than you’re used to, whether that’s heavier weight, more reps, or a longer session, tends to produce more noticeable soreness than a gradual increase in training demands would.
What does DOMS feel like?
DOMS has a recognizable set of symptoms, even though intensity varies quite a bit between people and workouts.
Typical symptoms include:
- Muscle tenderness
- General aching or soreness
- Stiffness
- Temporary weakness in the affected muscles
- Reduced range of motion
- Discomfort when using the affected muscle group
According to Cleveland Clinic, DOMS tends to affect specifically the muscles you exercised, and it usually develops after the workout rather than during it, which is exactly what separates it from an acute injury.
When does DOMS start and how long does it last?
Understanding the typical timeline helps you know what’s normal and what might be something else.
A general timeline
- Immediately after exercise: Little to no noticeable soreness yet
- 12 to 24 hours later: Soreness begins to build
- 24 to 72 hours later: Soreness often peaks
- Following several days: Gradual improvement as muscles recover
There’s no single exact recovery time that applies to everyone, since severity depends on the specific activity, how unfamiliar it was to your body, and individual factors. A hard, unfamiliar workout can produce soreness lasting several days, while a more routine session might barely register.
How to recover from DOMS
Most DOMS resolves on its own, but a few practical habits can support your recovery and make the process more comfortable.
Keep moving gently
Complete inactivity isn’t usually the best approach. Easy walking, gentle cycling, or light mobility exercises can help you feel better than staying completely still, without adding significant new stress to the sore muscles.
Give the affected muscles time to recover
There’s a meaningful difference between staying generally active and immediately repeating another hard workout that heavily loads the same sore muscle group. Training a different muscle group, or scaling back intensity for the affected area, gives your body room to recover.
Prioritize sleep
Adequate sleep plays a genuine role in physical recovery generally, muscle repair included. Our guide to how to improve sleep covers practical, evidence-based strategies if this is an area you want to strengthen.
Eat enough to support recovery
Overall nutrition matters here, not just a single supplement. Adequate protein-containing foods support tissue repair, carbohydrates help replenish the energy your training demands, and staying hydrated supports recovery broadly. Our guide to how much protein you need to build muscle covers this in more depth if you’re training regularly.
Try heat or cold for comfort
Some people find heat soothing for stiffness, while others prefer cold for general discomfort. It’s worth framing these honestly: they may help you feel more comfortable in the moment, but there isn’t strong evidence they dramatically accelerate the underlying muscle repair process.
Gentle massage or other recovery techniques
Light massage or foam rolling may offer temporary symptom relief for some people. It’s reasonable to try if it feels good, but it’s worth distinguishing that comfort from any claim that it meaningfully shortens the biological recovery timeline, since the evidence for that specific claim is limited.
Can you work out with DOMS?
This depends on a few practical factors rather than a single universal rule.
It depends on severity and what you’re planning
- Mild soreness: Light activity, or training a different muscle group entirely, is often reasonable.
- Significant soreness: Reducing intensity, modifying the workout, or allowing more recovery time before hitting that muscle group hard again is a sensible approach.
- Severe or unusual pain: Don’t assume it’s ordinary DOMS. This is worth evaluating rather than pushing through.
Pushing through pain isn’t inherently beneficial, and treating every kind of discomfort the same way can turn manageable soreness into a longer setback. Our guide to best exercises for beginners covers how to build training intensity gradually in a way that helps limit how often severe DOMS shows up in the first place.
Is DOMS a sign of a good workout?
This is one of the more persistent myths in fitness culture, and it’s worth addressing directly.
You do not need to be sore for a workout to be effective. DOMS can occur after unfamiliar or demanding exercise, but the absence of soreness doesn’t mean a workout didn’t count or wasn’t productive. Cleveland Clinic similarly notes that productive, effective exercise doesn’t require experiencing DOMS.
As your body adapts to a consistent routine, you’ll likely notice less soreness from the same workout over time, and that’s a sign of adaptation, not a sign you need to work harder to “earn” soreness again. Occasional soreness is a normal part of building a routine, not a reason to avoid regular activity; our guide to the benefits of exercise covers why consistent movement matters more than chasing soreness after every session.
DOMS vs. an injury: what’s the difference?
This distinction matters, since treating an actual injury like ordinary soreness can make things meaningfully worse.
| DOMS | Possible Injury |
|---|---|
| Usually develops hours after exercise | May occur suddenly during exercise or shortly afterward |
| Usually affects the exercised muscles broadly | May involve a specific, localized injured area |
| Often feels like generalized soreness or tenderness | May involve sharp, severe, or highly localized pain |
| Generally improves over several days | May persist or worsen over time |
| Often affects movement because muscles feel stiff | May significantly impair function or bear weight |
This table offers general guidance, not a diagnostic test. According to Cleveland Clinic, it’s worth seeking medical care when pain is severe, concerning, or potentially represents an injury, and soreness lasting a week or longer may indicate something other than typical DOMS.
When should you see a doctor?
Most soreness after exercise is ordinary and self-limiting. Certain signs warrant a closer look.
Seek medical evaluation for:
- Severe or worsening pain
- Significant swelling
- Major weakness that doesn’t fit the pattern of ordinary soreness
- Inability to use the affected body part normally
- Symptoms that aren’t improving as expected
- Pain that persists unusually long, beyond what you’d expect from DOMS
- Symptoms that suggest a significant injury rather than soreness
A note on more serious symptoms
Very severe muscle pain combined with marked weakness or unusually dark urine can, in rare cases, signal a more serious muscle breakdown condition rather than ordinary DOMS. This combination deserves prompt medical attention rather than being assumed to be typical post-workout soreness.
How to reduce the risk of severe DOMS
While DOMS can’t always be avoided entirely, especially when trying something new, a few training habits can help reduce how severe it tends to be.
Increase training gradually
Avoid dramatically increasing your training volume or intensity all at once. Gradual increases give your muscles time to adapt to new demands.
Warm up before demanding exercise
Warming up helps prepare your body for activity, though it isn’t a guaranteed way to prevent DOMS entirely; think of it as one supportive habit among several, not a fail-safe.
Build consistency
Regular, ongoing training tends to make workloads that would otherwise feel shocking to your body far more manageable over time, which generally reduces how intense DOMS feels for a given workout.
Allow recovery between hard sessions
This matters especially when you’re repeatedly training the same muscle groups. Spacing out intense sessions targeting the same muscles gives your body the room it needs to actually recover between them. Our guide to walking for health covers a practical example of gentle activity that works well on lower-intensity recovery days.
Frequently asked questions
What does DOMS stand for?
DOMS stands for delayed onset muscle soreness, muscle pain and stiffness that develops hours after exercise rather than during it.
How long does DOMS last?
DOMS typically becomes noticeable 12 to 24 hours after exercise, often peaks around 24 to 72 hours afterward, and gradually improves over the following several days. Exact duration varies by individual and activity.
Why am I sore two days after working out?
This timing is typical for DOMS, which often peaks around 24 to 72 hours after unfamiliar or demanding exercise, rather than showing up immediately.
Is DOMS good or bad?
DOMS itself isn’t inherently good or bad. It’s a common response to unfamiliar or demanding exercise, but its presence or absence doesn’t determine whether a workout was effective.
Should I exercise with DOMS?
Often, yes, especially with light activity or by training a different muscle group. Significant or severe soreness may call for reduced intensity or more recovery time before hitting the same muscles hard again.
Does stretching get rid of DOMS?
Stretching may offer some temporary comfort for certain people, but there’s limited evidence it significantly reduces DOMS severity or speeds up the underlying recovery process.
Does drinking water prevent DOMS?
Staying hydrated supports overall recovery, but there’s no strong evidence that hydration alone prevents DOMS from occurring.
Does protein help with DOMS?
Adequate protein intake supports general muscle tissue repair and recovery, though it isn’t a guaranteed way to eliminate soreness entirely.
Is DOMS the same as a muscle strain?
No. DOMS is a temporary, generalized soreness following unfamiliar or intense exercise, while a strain is an actual injury to muscle fibers, often involving sudden, sharp, or localized pain that doesn’t follow the typical DOMS pattern or timeline.
Can you get DOMS after cardio?
Yes, particularly after cardio involving unfamiliar movement patterns or a lot of eccentric loading, like running downhill or a new style of cardio class, not just after strength training.
Why do I get DOMS after every workout?
If you’re consistently sore after every single session, your body may not be getting enough recovery time between workouts, or your training intensity may be increasing faster than your body is adapting. This is worth reassessing in your overall routine.
When is muscle soreness a sign of injury?
Sudden, sharp, or highly localized pain during exercise, significant swelling, major weakness, or pain that worsens instead of improving over several days are all signs that point toward a possible injury rather than ordinary DOMS, and are worth having evaluated.
Sources
- American College of Sports Medicine (ACSM). Delayed Onset Muscle Soreness (DOMS)
- Cleveland Clinic. Delayed Onset Muscle Soreness (DOMS): What It Is & Treatment
Medical disclaimer
This article is for general information and education. It is not medical advice and cannot diagnose a muscle injury or any other condition. If you have severe, worsening, or unusual muscle pain, see a qualified healthcare provider.
Read our full Medical Disclaimer.
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