No cause for alarm at all. You may get pregnant right away, but you may not. It's important to know what is considered normal, so you don't worry if there is no cause for concern.....90% of couples will conceive within 12 to 18 months of trying. Infertility. Remember, you can only get pregnant only in a narrow window of five to six days a month during your fertile period.

Ovulation lasts for 12 to 48 hours, but you are potentially fertile for up to seven days, and maybe up to 10 days, according to the most optimistic studies. This is because sperm can survive up to five days in the female reproductive tract. Ovulation is when an egg is released from an ovary.