A 2026 study by Lim and colleagues evaluates home-based intranasal and transcranial photobiomodulation for cognitive difficulties associated with post-COVID condition.
What to examine Read the original publication for the design, participant selection, comparison condition, dosing, safety reporting, and outcome measures. A study in one clinical population should not be generalized to all uses of light-based technology.
Why this belongs on the radar Home delivery raises useful questions about adherence, device parameters, oversight, and reproducibility. Those details matter when assessing a new approach. This research brief points to the source rather than presenting an efficacy recommendation.