The subject will be administered a treatment at a treatment location and then be asked if he/she believes it is the active treatment, sham treatment, or does not know. A clinical-grade nerve conduction assessment system will be used both to provide electrical stimulation at four locations to record peripheral responses. The subject will self-administer two treatment sessions at two active treatment sites.

Inclusion Criteria:

1. Is 21-75 years old
2. Can provide informed consent
3. Currently has a stable living situation
4. Had one heavy drinking week (>7 drinks/week for women; >14 drinks/week for men) over the past 6 months
5. Has a breath alcohol concentration of 0.00% at enrollment
6. Is willing to follow all study procedures

Exclusion Criteria:

1. Has been diagnosed with schizophrenia, epilepsy, peripheral neuropathy, or nerve damage
2. Has implanted electrical and/or neurostimulator device (e.g. pacemaker, defibrillator, vagal neurostimulator, deep brain stimulator, spinal stimulator, sacral stimulator, bone growth stimulator, or cochlear implant)
3. Has a tattoo or conductive, ferromagnetic, or other magnetic-sensitive metals that cannot be removed from the hand, wrist, or biceps
4. Is currently pregnant or breastfeeding
5. Has a bleeding disorder, a history of deep vein thrombosis, or is on anticoagulation drugs
6. Has used an investigational drug/device therapy within the past 4 weeks
7. Is deemed unsuitable for enrollment in study by the PI

Healthy adults

One 2-hour visit