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Summer and migraine: All you need to know

Heat and the summer months bring many migraine triggers, such as dehydration, bright sunlight, and allergies.

Why are migraines worse in summer?

  • More time spent outdoors in natural light
  • Summer pollen (grasses and weeds)
  • Heat
  • Humidity
  • Dehydration
  • Sleep changes due to longer days
Heat headache symptoms
Sweating

Moist, cool skin even in the heat Dizziness
Weak, accelerated pulse

Muscle cramps
Nausea

Headache
Early warning signs
  • Mood changes or irritability
  • Yawning and malaise
  • Acute, dull, or throbbing head pain
  • Pain in the face or neck
  • Light sensitivity
  • Sound sensitivity
  • Nausea
  • Aura (flashes of light, seeing shapes, vision loss)
Preventive steps
Track the weather and your symptoms

Stay hydrated

Take the medication recommended by your doctor

Sit in a cool room with the lights off or using a narrow-
band green light