Both of them do not affect trading directly, but rather on the trader’s decisions, which if they are affected by psychological factors such as trading after eating, or in the morning, or after the end of work, or before sleep, you need to control your emotions, as the greater the conviction that doing a certain psychological thing before trading means that you will make profits is a big mistake.
Get a place with good lighting and a comfortable chair, and you can think about trading decisions while walking or running according to the way you find suitable for you to think and make appropriate trading decisions.
You make a valid point about the importance of controlling emotions and psychological factors in trading. Having a comfortable workspace with good lighting is essential for maintaining focus. As for the preference between a standing desk and a comfortable chair, it seems that both can work, provided you manage your emotions effectively.
However, if we're taking out all other factors like sleep, diet, and exercise, I'd lean towards a comfortable chair. It allows for a more relaxed and composed trading experience, which can be vital when making high-stakes decisions. But it's always fascinating to see how different traders find what suits them best. What's your personal preference, and why?