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12. Heat sensitivity

Heat sensitivity is a common and often frustrating symptom. Higher temperatures can temporarily worsen existing symptoms, a response known as Uhthoff’s phenomenon.

Fatigue, vision problems, and muscle weakness may all intensify. Staying cool — with air conditioning, cooling vests, or avoiding hot baths — can help manage flare-ups.

Senior man scratching arm indoors. Allergy symptom

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Disclaimer

This site offers information designed for educational purposes only. You should not rely on any information on this site as a substitute for professional medical advice, diagnosis, treatment, or as a substitute for, professional counseling care, advice, diagnosis, or treatment. If you have any concerns or questions about your health, you should always consult with a physician or other healthcare professional.