What age-related factors may be involved with infertility in females and males? Fertility naturally declines as females and males get older. For instance, a female is born with all the eggs she will ever have naturally. Researchers currently believe that women are born with 1 million to 2 million eggs and that this number decreases throughout the lifespan. The decrease in fertility accelerates ov ...

About one-third of these cases are due to female fertility problems, one-third to male fertility problems, and the rest to factors involving both partners or to unexplained causes. If you've had regular, unprotected sex for more than a year without conceiving (or six months if you're older than 35), see your doctor. About 65 percent of couples that get treatment for a fertility problem are eventu ...

Infertility:If you and your partner are struggling to have a baby, you're not alone. In India, 10% to 15% of couples are infertile. Infertility is defined as not being able to get pregnant despite having frequent, unprotected sex for at least a year for most couples. Infertility may result from an issue with either you or your partner, or a combination of factors that prevent pregnancy. Fortunate ...

Risk factors Certain factors may put you at higher risk of infertility, including: Age. The quality and quantity of a woman's eggs begin to decline with age. In the mid-30s, the rate of follicle loss speeds, resulting in fewer and poorer quality eggs. This makes conception more difficult, and increases the risk of miscarriage. Smoking. Besides damaging your cervix and fallopian tubes, smoking inc ...

Infertility can be caused by many different things. For 1 in 4 couples, a cause cannot be identified. Infertility in women Infertility is commonly caused by problems with ovulation (the monthly release of an egg from the ovaries). Some problems stop an egg being released at all, while others prevent an egg being released during some cycles but not others. Ovulation problems can be a result of: ...

Problems in the uterus or fallopian tubes can prevent the egg from traveling from the ovary to the uterus, or womb. If the egg does not travel, it can be harder to conceive naturally. Causes include: Surgery: Pelvic surgery can sometimes cause scarring or damage to the fallopian tubes. Cervical surgery can sometimes cause scarring or shortening of the cervix. The cervix is the neck of the uteru ...

Unexplained fertility problems: Your doctor may diagnose an unexplained fertility problem if there's no obvious reason for your infertility (meaning all test results are normal). Some experts believe subtle differences in the way the reproductive system works may cause this type of infertility. This can include differences in follicle development, sperm function, or the fertilization process. Ex ...

Ovulation problems: An ovulation problem occurs when eggs don't mature in the ovaries or when the ovaries fail to release a mature egg. This is sometimes known as premature ovarian failure. Ovulation problems are common in women with infertility. Possible symptoms: Absent or infrequent periods, unusually light or heavy menstrual bleeding, or lack of such premenstrual symptoms as bloating or breas ...