online chess coaching is proven best brain exercise (1)

1
E-learning chess programs, Chess education
online, Distance chess coaching

• Online Chess Coaching and interactive, can offer
  insights into one's gameplay, help identify
  strengths and weaknesses, and provide targeted
  guidance for improvement. Moreover, the online
  aspect allows for convenient access to resources,
  opponents, and a diverse range of coaching styles
  and expertise from around the globe.
• https//www.uniquewellness.co/