CBT-I in Physically Active Participants With Insomnia Complaints

The goal of this clinical trial is to learn if Cognitive Behavioral Therapy for Insomnia (CBT-I) can treat insomnia complaints in participants physically active; men and woman; aged 30-59 years old. The main question it aims to answer is: Can this terapy to reduce the insomnia severity? Can this terapy to improve sleep and related complaints? Researchers will compare CBT-I vs No treatment to see if CBT-I can promote better sleep. Participants will receive 6 weeks of treatment.

Inclusion criteria: * Age range between 30-59 years; * Practice regular physical exercise for over 150 minutes per week; * Complaints of insomnia (difficulty initiating and/or maintaining sleep and/or early awakening) more than three times a week, for at least three months, associated with complaints of daytime impairments (occupational, academic or social) related to insomnia; * Insomnia severity index greater than fifteen (\>15). Exclusion criteria: * Shift workers; * Evidence that insomnia is associated with restless legs syndrome; * Evidence that insomnia is associated with medication side effects; * Evidence that insomnia is associated with signs or symptoms of mental disorders; * Abusive use of alcohol or illicit psychoactive substances.