Chapter 1. Mapping the intellectual structure of the field neurological disorders: a bibliometric analysis -- Chapter 2. Neurofeedback: retrain the brain -- Chapter 3. Neurological disorders, rehabilitation, and associated technologies: an overview -- Chapter 4. Brain tumor and its segmentation from brain MRI sequences -- Chapter 5. Early detection of Parkinson's disease: an intelligent diagnostic approach -- Chapter 6. Soft computing-based early detection of Parkinson's disease using non-invasive method based on speech analysis -- Chapter 7. Assessment of gait disorder in Parkinson's disease -- Chapter 8. Tremor identification using machine learning in Parkinson's disease -- Chapter 9. Epileptic seizure detection and classification using machine learning -- Chapter 10. Neurocognitive mechanisms for detecting early phase of depressive disorder: analysis of event-related potentials in human brain -- Chapter 11. Social media analytics to predict depression level in the users -- Chapter 12. Linguistic markers in individuals with symptoms of depression in bi-multilingual context -- Chapter 13. Motor imagery classification using EEG signals for brain-computer interface applications -- Chapter 14. Intelligent big data analytics in health -- Chapter 15. Medical image segmentation: an advanced approach.