Fortunately, Twitter doesn't count your own impressions on your own tweets. You can't hammer the F5 key to refresh your browser on your own profile to boost your stats.

Does Twitter analytics count my own visits?

Profile Visits – The total number of users visiting your Twitter profile. Twitter Analytics won't count your own visits to your own profile. It does not include multiple visits from the same user.

What counts as an impression on Twitter?

Impressions on Twitter is a total tally of all the times the Tweet has been seen. ... It only counts when you see it on Twitter itself. In the Twitter Analytics Dashboard, you're see how your Tweets performed over time. Hovering over each day gives you data on organic impressions, promoted impressions and Tweets.