Exercise. Cooking. Sketching. Paying attention to grooming. Practicing ignoring people as much as possbile in public. Reducing the amount of information I process outside of programming. --> Not using a smartphone. Using public transport. Minimizing internet use, no social media. Walking as much as possible to help slow things down. Consciously taking breaks from mental work, instead of just getting absorbed in a programming task. The equivalent of interval training. its possible to strengthen your ability to focus while you program through interval training. Observing nature, such as bird-watching, wind conditions, cloud formations etc.