Sleep Literature Updates from January 2016

Effect of Melatonin on Sleep in the Perioperative Period After Breast Cancer Surgery: A Randomized, Double-Blind, Placebo-Controlled Trial

48 patients were randomized to receive 6mg melatonin or placebo for three preoperative nights, continuing into the postoperative period. As measured by actigraphy, melatonin was shown to increase sleep efficiency and decrease waking during the two weeks following surgery.