How bad is checking a stock ten times a day when you claim you're holding it for ten years?

Imported from Reddit r/ValueInvesting. Filed by the system importer, not a fake user. Original post: https://www.reddit.com/r/ValueInvesting/comments/1xvwie5/how_bad_is_checking_a_stock_ten_times_a_day_when/ From the original post: ​ The price alerts just became the whole routine, how to make me ignore them and is it really that snart to ignore? I can loose 90 percent in a stock that never goes back. In the other hand I know that this way I will probably go out sooner than should...