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flag A smart patch reducing stress helped lower substance cravings in early recovery, a study found.

flag A wearable patch using heart rate variability biofeedback reduced drug and alcohol cravings in people in early recovery, according to a Mass General Brigham study. flag In a phase 2 trial with 115 adults, users of the Lief HRVB Smart Patch were 64% less likely to use substances daily and reported fewer cravings and negative emotions compared to standard care. flag The AI-powered device detects stress and prompts breathing exercises to improve emotional regulation. flag Published in JAMA Psychiatry, the findings suggest the patch may help break stress-craving cycles during the critical first year of recovery, though long-term effectiveness needs further study.

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