A recent study published in the Journal of Affective Disorders has provided new insights into the most effective ways to deliver psychotherapy for adult depression. Researchers investigated how various indicators of the amount and frequency of psychotherapy sessions are related to treatment outcomes. The key findings suggest that while the number of sessions and total contact time with therapists do not significantly impact effectiveness, the frequency of sessions does. Depression remains a significant public health challenge, being one of the leading causes of disability worldwide. Despite th…