Lupus is a chronic (long-term) autoimmune disorder.
9 out of 10 people living with lupus are women.
Lupus symptoms can change over time and can vary from person to person.
Symptoms may:
Be mild or severe
Come and go
Last a short or long time
Lupus flares
Flares or flare-ups are when lupus symptoms worsen or a new symptom appears.
Symptoms of a flare might include:
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Fever or flu-like symptoms not from an infection
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Joint pain or swelling
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Fatigue
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Rash, tingling or numbness in the skin
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Sores or ulcers in the mouth or nose
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Swelling in the legs
Lupus triggers
Some common triggers that cause lupus symptoms for the first time or worsen existing symptoms include:
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Sunlight & Certain Indoor Light
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Fluorescent or halogen lightbulbs
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Ultraviolet (UV) rays from the sun or tanning booths
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Medications
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Hormone therapy
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Physical Stress
Infections
Injuries
Major physical changes to the body like pregnancy
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Infections or Illness
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Parvovirus
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Herpes zoster
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Epstein-Barr virus
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Certain bacterial infections
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Emotional Stress
Caregiving
Job stress
Financial concerns
Grief or loss
Discrimination and harassment
Childhood trauma and post-traumatic stress disorder (PTSD) are strongly associated with lupus.
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Exhaustion or sleep-deprivation
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Air Pollution
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Smoke
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Smog
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Silica dust, ozone and other particulate matter
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Exposure to heavy metals and toxins
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Smoking
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Ultra-processed foods
Tracking your symptoms can help you identify and avoid triggers, and prevent lupus flares.
This educational resource was created with support from Merck.
- Lupus and Reproductive Health: What You Need to Know ›
- Common Types of Lupus ›
- Understanding Lupus Research ›
- FAQs About Lupus ›





