The effect of photobiomodulation therapy on fatigue and behavioural status in patients with Hashimoto’s thyroiditis

The standard lifelong treatment for Hashimoto’s thyroiditis (HT), a chronic autoimmune disease, is levothyroxine (LT4) therapy. Despite LT4 replacement therapy, patients continue to experience persistent fatigue, deterioration in psychological and general well-being. Our study was conducted to investigate the effects of photobiomodulation therapy (PMBT) combined with LT4 replacement therapy on fatigue and behavioural status in patients with HT. Sixty patients with HT were randomised to receive a