If you had an unprotected sex, sometimes it might not bother you much but on other days, it can make you go weak in the knees. While having protection during intercourse is an essential thing, there could be plenty of reasons due to which you have had an unprotected one.
Are you a married woman? Has it been just 1 year of your marriage? Did you get pregnant when you were not ready for it? This is the story of millions of women nowadays. At one point where pregnancy is a beautiful thing if expected, it also becomes a burden if it is not desired at all. Women who are at the point where a baby is the last option for them can go for birth control.