One study found that among couples having regular unprotected sex:. Some of these factors affect either women or men. The most common cause is ovulation failure which can be caused by lots of different things and sperm disorders. Read more detailed information about the causes of infertility.
Page last reviewed: 4 September Next review due: 4 September Home Pregnancy Trying for a baby Back to Trying for a baby. When Caitlin Boudreau and her husband decided to start a family, it seemed like everyone was expecting—except her. As she watched the bellies grow, she felt a sense of doom, wondering how long it would take to get pregnant.
So how long does it take to get pregnant? But there are some accepted statistics on how long it typically takes. Women who are 25 to 35 years old and having regular unprotected sex have about a 20 percent chance of getting pregnant each cycle, says Yuzpe. After celebrating your 35 th birthday, your odds go down steadily.
For example, at 40, you have only about an eight percent chance of getting pregnant each month. What if something goes wrong? How long will this take? These nagging fears are completely normal and extremely common, but the good news is that for nine out of 10 women, the stork will arrive without any special medical intervention. There are several key steps to getting that bun into the oven, and each one has to go just right. Once a sperm fertilizes the egg, it slowly but surely makes its way into the uterus, all the while growing and dividing.
After several days, the fertilized egg implants onto the uterus wall, resulting in pregnancy. This whole process — from sex to implantation — takes between two and three weeks. Still, as most people who are trying to conceive quickly learn, the road to getting pregnant often takes a little longer than that. Over the course of year, 85 percent of couples who are actively trying to get pregnant will conceive. Your age, overall health, reproductive health and how often you have sex all factor in to how long it will take you to get pregnant.
If your partner is a man, his age and health matter too, along with other factors. Hormonal birth control methods like the pill, patch, ring or hormonal IUD all work by turning off hormone signals mainly by stopping ovulation the release of an egg from one of the ovaries.
Once you stop using this form of contraception , those hormones turn back on and you go back to ovulating. Good to know: Birth control shots like Depo-Provera often have a longer timeline. But other research found that going off the pill is tied to a slight delay when compared with barrier methods. You might also begin taking a daily prenatal vitamin.
The timing of pregnancy for one couple can be very different from the timing with another couple. Your likelihood of conceiving depends on a few factors, including your:. Most couples are able to get pregnant within six months to a year. In other cases, the cause is unknown. Women have the best odds of getting pregnant in their 20s.
Fertility naturally declines with age. The older you are, the longer it might take you to conceive. As you get older, your egg supply diminishes. By age 35, you have only a 12 percent chance of getting pregnant within any given three-month period, according to a study in PLoS One. By age 40, that number drops to 7 percent. According to RESOLVE , 1 out of every 8 couples, or 12 percent of women, have trouble getting pregnant or carrying a pregnancy to term.
If you know you have a health condition that affects your fertility, see your doctor sooner. Female infertility is a factor for about one-third of couples who are trying to conceive. The most common cause is a problem with ovulation.
Blocked fallopian tubes prevent the egg from meeting the sperm. Possible causes of a blockage include:. A problem with the uterus can also make it harder to get pregnant. This may be due to an abnormal structure, or due to growths like fibroids.
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