Reducing Tobacco Smoking: a Transcranial Direct Current Stimulation (TDCS) Telehealth Study

This study is testing whether a brain stimulation technique delivered at home via a headset — called transcranial direct current stimulation (tDCS) — can help people with cancer quit smoking. Sessions are done remotely (telehealth), making it accessible without clinic visits. **You may be eligible if...** - You are 21–75 years old - You smoke at least 5 cigarettes per day and want to quit in the next 30 days - You have had a cancer diagnosis - You have mild to moderate psychological distress - Any psychiatric medications you take have been stable for at least 1 month **You may NOT be eligible if...** - You have severe psychological distress or a major active psychiatric illness - You have a metal implant in your head or a pacemaker - You are pregnant Talk to your doctor to see if this trial is right for you.