
A study using the Galaxy Watch 6 evaluated screening for moderate to severe sleep apnea. Understand the findings, the limitations, and why the watch does not confirm a diagnosis.
A preliminary study found an association between documented long-term use and heart failure; a later analysis neither confirmed a significant association nor proved safety.
A randomized trial involving 646 adults evaluated an investigational oral combination for sleep apnea. See the results, adverse effects, and study limitations.
A UK Biobank cohort study linked estimates of REM sleep to a lower incidence of 83 diseases, but does not prove that increasing REM prevents illness.