Text Messaging to Reduce High-risk Alcohol Use Among Older Adults

Inclusion Criteria: * consumption of \> 10 standard drinks á 12 gram ethanol per week (i.e., high-risk alcohol use defined by the Danish Health Authority) in the past four weeks * desire to reduce drinking * age 55 to 80 years * mobile phone ownership and willingness to receive and respond to text messages * fluency in Danish. Exclusion Criteria: * drinking more than 53 standard drinks per week in the last four weeks * past 12 month alcohol withdrawal symptoms or lifetime history of serious withdrawal symptoms (e.g., seizures) * score above 12 on the Short alcohol withdrawal scale; SAWS * possible drug dependence (i.e., use of illegal drugs or psychotropic medication taken without prescription more than once a month) * indication of serious psychiatric illness (lifetime diagnosis of psychosis or bipolar disorder, inpatient treatment or medication for these, recent suicidality) * current alcohol/drug abuse treatment or a desire to start alcohol/drug abuse treatment during the study * medical condition that requires abstinence from alcohol * wish to achieve abstinence (applied to secure a focus on reduction) * lack of understanding of study protocol or reading difficulty as evidenced by a score of less than 7 out of 10 on the consent form quiz.