Ключевые слова: activity, analysis, attention, attention span, awareness, brain, brainwave, clarity, cognition, concentration, creativity, decision, energy, exercise, focus, idea, insight, intellect, intelligence, knowledge, learning, logic, memory, mental, mental process, mental task, network, neural, neural network, observation, pattern, perception, planning, problem, problem solving, processing, reflection, signal, skills, solution, stimulus, study, synapse, thinking process, thought, training,