Infrared light therapy vs no light therapy
Incidence of severe SAD (SIGH‐SAD‐SR (≥ 40)) ( · All participants were known SAD patients who had been successfully treated with conventional light therapy in previous winters
It is very uncertain whether infrared light therapy changes incidence of severe SAD (SIGH‐SAD‐SR (≥ 40)) ( compared with no light therapy (very low certainty).
1 finding from 1 review
- RR 0.2 [0.02, 1.64]1 study · 24 participantsVery low