You are more vulnerable to distractions if you did not get enough sleep!
It does not make a difference to the number of phone calls arriving but if you didn't get enough sleep then
- Other things you are usually able to ignore (e.g. collegue talks in the background) drag you away from your current thoughts.
- It is far more difficult to get back to focus.
- You are suffering because of the higher impact of distractions.
Related posts: Take care of you, The value of rest and review.