Effects of Neurofeedback and Transcranial Pulse Stimulation on Attention

Inclusion Criteria: * Aged 20 years and above * Right-handed * Normal/corrected hearing and vision * Having basic literacy skills * Having sustained attention scores below the threshold Exclusion Criteria: * Having medical history related to brain * Having mild cognitive impairment * Showing symptoms of depression and anxiety * Having intellectual disability based on IQ scores * Having diagnoses of any psychiatric or cognitive disorders besides attention deficit hyperactivity disorder (ADHD) inattentive and combined types * Having long-term history of smoking cigarettes * Engaged in alcohol and/or substance abuse * Having history of hemophilia or other blood clotting disorders or thrombosis * Having corticosteroid treatment within the last six weeks before first intervention * Having contraindications for MRI scanning