I call this the Personal Battery Check, which will help you know how much tired you are, whether you concentration levels are up, or if some unhappiness in personal/domestic life is affecting your performance.
1. Track the number of arguments a day with a work colleague
2. Track the number of negative thoughts
3. Track the number of times looked at clock in afternoon etc etc
Source: Quora.com
If you liked this, please check out The Success Manual - 200+ top things we all should know to succeed faster in any career.
