Facing depression with botulinum toxin: A randomized controlled trial

M. Axel Wollmer, Claas de Boer, Nadeem Kalak, +16

Journal of Psychiatric Research

Daily Morning Running for 3 Weeks Improved Sleep and Psychological Functioning in Healthy Adolescents Compared With Controls

Nadeem Kalak, Markus Gerber, Roumen Kirov, +5

Journal of Adolescent Health

Sleep MedicineSleep DisordersPhysical ActivityKinesiologySleep +9

Validation of the German version of the insomnia severity index in adolescents, young adults and adult workers: results from three cross-sectional studies

Markus Gerber, Christin Lang, Sakari Lemola, +5

BMC Psychiatry

Are Adolescents With High Mental Toughness Levels More Resilient Against Stress?

Markus Gerber, Nadeem Kalak, Sakari Lemola, +6

Stress and Health

Adolescents' exercise and physical activity are associated with mental toughness

Markus Gerber, Nadeem Kalak, Sakari Lemola, +5

Mental health and physical activity

Teen Mental HealthPhysical ActivityExerciseExercise PhysiologyChildhood Physical Activity +9

Adolescents With Greater Mental Toughness Show Higher Sleep Efficiency, More Deep Sleep and Fewer Awakenings After Sleep Onset

Serge Brand, Markus Gerber, Nadeem Kalak, +5

Journal of Adolescent Health

Sleep DisordersSleep HealthMore Deep SleepMental HealthAdolescence +14

During early to mid adolescence, moderate to vigorous physical activity is associated with restoring sleep, psychological functioning, mental toughness and male gender

Serge Brand, Nadeem Kalak, Markus Gerber, +5

Journal of Sports Sciences

Poor Sleep Is Related to Lower Emotional Competence Among Adolescents

Serge Brand, Roumen Kirov, Nadeem Kalak, +5

Behavioral Sleep Medicine

Sleep DisordersSleep HealthPoor Sleep IsEmpathyMental Health +21

The relation of objective sleep patterns, depressive symptoms, and sleep disturbances in adolescent children and their parents: A sleep-EEG study with 47 families

Nadeem Kalak, Markus Gerber, Roumen Kirov, +4

Journal of Psychiatric Research

Sleep DisordersSleepSleep DisorderPsychiatryDepression +10

Acute Bouts of Exercising Improved Mood, Rumination and Social Interaction in Inpatients With Mental Disorders

Serge Brand, Flora Colledge, Sebastian Ludyga, +6

Frontiers in Psychology