Weekly Medical Briefs October 13, 2022 Weighted Blankets Promote SleepA weighted blanket of approximately 12 percent body weight used at bedtime prompted the release of higher concentrations of melatonin, as measured in the saliva, compared with a lighter blanket of only about 2.4% of body weight. This suggests that weighted blankets may help promote sleep in patients suffering from insomnia, according to the results from the small, in-laboratory crossover study. Sore Throat Common in COVIDHaving a sore throat is becoming…