Playing poker can be beneficial for training and developing the human brain. It requires strategic thinking, situation analysis, decision making under conditions of uncertainty and control over emotions. While playing poker, you can also develop your mathematical and verbal skills, improve your memory and concentration. However, as with any other hobby or activity, the results depend on how you use it.If you are actively analyzing your actions, learning strategies and trying to improve your skills, then playing poker can be good for your brain. If you play mindlessly or too passively, it may not provide significant benefits for brain development.