Should worry about having my period again after several days and two weeks?

Probably not: A normal period lasts up to 7 days and menstrual cycles measured from the first day of one to the first day of the next are considered normaif they are any where between 21 and 35 to 42 days in length ( depending on the source).That means a period starting 2 weeks and "a few " days later is probably in that normal range if you are not on a 28 day type contraceptive or unless it is very unusual 4 u