I've always had a 7 day period so 3 days for me would worry me.
Many woman have short periods. Im not sure what's regular for you.
no periods go any were from 3 days to a month. befr I got on birth control my periods lasted 2 1/2 weeks then birth control came along and they were anywere from 3 to 7 days then I quit my bc. and they were 4 days. n now I'm pregnant. so no its not a sign. my pregnamcy signs were that my breast were gettin bigger and hard. n I didn't even have a period
no periods go any were from 3 days to a month. befr I got on birth control my periods lasted 2 1/2 weeks then birth control came along and they were anywere from 3 to 7 days then I quit my bc. and they were 4 days. n now I'm pregnant. so no its not a sign. my pregnamcy signs were that my breast were gettin bigger and hard. n I didn't even have a period