Headphones + calm music Close mail + slack; open it at lunch break (ymmv depending on what kind of office you work at) Prepare a list of things you'll do and

Headphones + calm music Close mail + slack; open it at lunch break (ymmv depending on what kind of office you work at) Prepare a list of things you'll do and stick to it - oh, this change could benefit from this change and this one here. NO! Do what is required in the task. If you're going to clean the code up do it afterwards