Relationship between Fertility and Age

What are Your Chances of Getting Pregnant AfterDisease Control, the percentage of live births from IVF
35?procedures using the mother’s eggs decreases
Getting pregnant after 35 may be more difficult thanwith age. At age 31, the percentage of live births after
at age 25, but it’s not necessarily impossible. WhatIVF treatment was about 38%. By age 39, the
are your chances for getting pregnant after age 35?percentage of live births was lower, around 22%.
Why is it more difficult than in your 20s and early 30s,After age 43, the percentage of live births drops to
and why do doctors recommend seeking help gettingless than 10%.
pregnant sooner than later if you’re past age 35?One way around this is by using an egg donor. Even
Fertility and Agethough IVF success was less than 10% at age 40
If you follow the news, you've no doubt seen theusing the mother’s own eggs, women who used
myriad of features focusing on women waiting untilan egg donor (from a much younger woman) at age
after age 35 to have children and having trouble40 had a success rate of about 45%. That’s an
getting pregnant. But not everyone has trouble gettingeven better rate than women using their own eggs in
pregnant after age 35. You may know of families whotheir early 30s.
got pregnant quickly in their late 30s, or even early 40s.Increased Risk of Birth Defects and Miscarriage
However, statistically speaking, your chances of gettingBesides the ovaries being less likely to produce mature
pregnant after age 35 are lower.eggs for ovulation, age also increases the chances of
Fertility peaks in most women in the 20s, and graduallygenetic problems.
begins to decline in the late 20s. At around age 35,This is the reason for the increased risk of Down
fertility starts to decline at a much more rapid pace.Syndrome babies in women over age 35. At age 25, 1
For example, in any given month, your chances ofin 1,250 women will give birth to a child with Down
getting pregnant at age 30 are about 20%. At age 40,Syndrome. At age 30, it’s a 1 in 952 risk, and by
your chance of getting pregnant in any given month isage 35, the chance is 1 in 378.
just 5%.The risk for miscarriage also rises with age. About
Why Fertility Declines10% of pregnancies end in miscarriage for women in
Women are born with all the eggs they will ever have.their early 20s. By the early 30s, 12% of women
While we are born with over a million eggs, by pubertyexperience miscarriages. After age 35, 18% of
just 300,000 are left. From this huge number of eggs,pregnancies will end in miscarriage. And in the early
only 300 will ever become mature and be released in40s, 34% of pregnancies end in miscarriage.
the process known as ovulation.Bottom Line on Fertility After Age 35
Way before menopause begins, our bodies'Whether we like it or not, fertility in women begins to
reproductive capabilities slow down, becoming lessslowly decline in the late 20s, beginning a more rapid
effective at producing mature, healthy eggs. As youdecline around age 35. Besides the decreased chance
age and come closer to menopause, your ovariesof getting pregnant, women after age 35 have an
respond less well to the hormones that are responsibleincreased risk of miscarriage. Fertility treatment
for helping the eggs ovulate.success also decreases with age, specifically if the
This natural decline of fertility happens in the healthiestcouple uses the woman’s eggs (as opposed to
of women, though bad health habits, like smoking, havedonor eggs).
been shown to speed up the decline of fertility.Despite these grim statistics, not everyone will have
Fertility Treatment Success Rates After Age 35trouble getting pregnant after 35. However, if you are
Some couples may think that fertility treatment like IVFhaving trouble, and you’re older than 35, you
can help beat the decline of fertility that comes withshouldn't try on your own for longer than six months.
age. However, this isn’t accurate.The sooner you get help, the better your chances of
According to statistics collected by the Center fortreatment success.