Flare-Up
A temporary worsening of arthritis symptoms, often triggered by overactivity, weather changes, or stress. Flare-ups can increase pain, swelling, and stiffness for days or weeks.
Extended Definition
A flare-up (or flare) refers to a period when arthritis symptoms temporarily intensify beyond their usual baseline. During a flare, patients experience more pain, swelling, and functional limitation than typical.
Common Triggers
- Overexertion - Too much activity without adequate rest
- Weather changes - Barometric pressure drops, cold, humidity
- Stress - Physical or emotional
- Illness - Infections can trigger inflammatory response
- Poor sleep - Inadequate rest affects pain perception
- Dietary factors - Some foods may trigger inflammation
Symptoms During a Flare
- Increased joint pain
- More pronounced swelling
- Greater stiffness, especially morning stiffness
- Warmth or redness around joint
- Fatigue
- Reduced range of motion
Management Strategies
During a flare:
- Rest the affected joint
- Apply ice for swelling (20 minutes at a time)
- Use prescribed medications as directed
- Gentle range-of-motion exercises
- Avoid activities that aggravate symptoms
When to Seek Care
Contact your doctor if:
- Flare lasts more than a few days
- Symptoms are significantly worse than usual
- You develop fever (could indicate infection)
- Joint appears red and hot (may need evaluation)
Related Terms
More Conditions Terms
View allBilateral Arthritis
Arthritis affecting the same joint on both sides of the body, such as both knees or both hips. Common in osteoarthritis due to similar wear patterns.
Bone Spur
A smooth, bony growth that develops along the edges of bones, especially in joints affected by osteoarthritis. Also called an osteophyte.
Bone-on-Bone
A colloquial term describing advanced osteoarthritis where cartilage has worn away completely, allowing direct contact between bone surfaces. Often painful and may require surgery.
Chondromalacia
Softening and deterioration of cartilage, most commonly affecting the underside of the kneecap. Often considered an early stage of patellofemoral arthritis.
Crepitus
A crackling, popping, or grinding sensation or sound that occurs during joint movement, often felt or heard when bones with damaged cartilage rub together.