Chances of Getting Pregnant Each Month?

Women have a monthly reproductive cycle, which determines when they can conceive. Unlike men, who produce sperm continuously, women can only produce one egg per reproductive cycle or menstrual cycle [1].

The phase of the menstrual cycle when the ovaries release eggs is called ovulation. Since a female egg can survive only for 12 to 24 hours, for fertilization to occur, a sperm should reach the egg within 12 to 24 hours of ovulation [2].

This is why women's chances of getting pregnant each month are limited. Women can increase their chances of conception by planning intercourse around the days of ovulation.

Female Reproductive Cycle

If you are a woman trying to conceive, you must understand your reproductive cycle and when to plan intercourse for maximum chances of conception. The female reproductive cycle typically lasts 28 days but can vary depending on one's overall health.

The follicular phase is the first phase of the menstrual cycle, where egg maturation begins inside the follicle. Follicle-stimulating hormone, or FSH, is the primary hormone that supports the maturation of egg cells in this phase [1].

When an egg matures completely inside the follicle, a hormone called luteinizing hormone or LH stimulates the release of an egg from a mature follicle. This stage of the menstrual cycle is called ovulation [3].

For women, the chance of pregnancy each month is maximum around ovulation days. After the ovulation phase, estrogen and progesterone hormones cause many changes in the uterine walls to prepare for a possible pregnancy.

However, if fertilization doesn't occur, the uterine wall starts to shed because of a drop in estrogen and progesterone levels. This phase is called the menses phase.

Importance of Ovulation For Conception

Ovulation is the release of a mature egg from the ovary into the fallopian tube [3]. An egg lives for 12 hours to 24 hours and awaits sperm cells for fertilization.

For conception to happen, sperm must meet the egg in the fallopian tube within this short period. It means that a woman needs to plan intercourse around her days of ovulation. A woman can track her ovulation by changes in cervical mucus, body temperature, and ovulation predictor kits.

The Fertility Window and Pregnancy Chances

The fertility window is the six-day period during the menstrual cycle when pregnancy is most likely to happen. This includes the five days leading up to ovulation and the day of ovulation itself.

During the fertility window, the average time to get pregnant by age is lower. This is because the egg is available during the fertility window, and sperm can survive in the reproductive tract for up to five days.

When intercourse occurs during the fertility window, sperm have the best chance of reaching and fertilizing the egg once it's released. Studies show that timing intercourse in this window significantly improves the chances of conception [4].

How Can Women Increase Chances of Conception?

The following tips can help a woman increase her chances of conception:

1. Track Your Ovulation

Since ovulation is the time of the fertility cycle when the chances of conceiving are maximum, it is essential to track your ovulation when you are trying to conceive. You can track your ovulation or determine when you are ovulating with the help of ovulation prediction kits and online available ovulation calculators.

Some signs, such as changes in cervical mucus and an increase in basal body temperature, also indicate that you are in your ovulation days

2. Maintain a Healthy Lifestyle

A balanced diet, regular exercise, and a healthy weight can improve female fertility health and her chances of conception [5]. On the other hand, avoid smoking, reduce alcohol, and limit caffeine, as these poor lifestyle habits can negatively impact your chance of pregnancy each month.

3. Manage Stress

Chronic stress can disrupt hormonal levels, negatively impacting ovulation in women. Studies also show that stress can increase the risk of pregnancy-related complications [6]. Relaxation techniques like yoga, meditation, and enough sleep can help lower stress levels and improve fertility health.

4. Consider Prenatal Supplements

Prenatal Supplements are specially formulated to support pregnancy. They contain ingredients like folic acid, zinc, iron, and omega-3 fatty acids, which support fertility and prepare the body for a healthy pregnancy. We recommend you consult your doctor before taking prenatal vitamins during pregnancy.

Age can impact fertility, and for women over 40, seeking specific tips to get pregnant after 40 can help enhance their chances of conception.

Conclusion

The male body produces millions of sperm cells daily, and it allows males to conceive any time of the month. On the other hand, chances of getting pregnant each month are limited for females because they release one egg per menstrual cycle.

If you are a woman wanting to conceive, you must track your ovulation and plan intercourse around ovulation days. Some other tips, such as dietary modification and a healthy lifestyle, can also improve fertility health and increase your chances of getting pregnant.

FAQs

When do women stop being fertile?

Women are born with a limited number of egg cells; they lose many eggs each menstrual cycle. This is why women can get pregnant in their 20s and early 30s most efficiently and stop being fertile after 45.

When do men stop being fertile?

Men’s fertility journey starts at puberty and continues throughout their life, unlike women. The male body produces millions of sperm cells daily unless they are suffering from fertility issues.

When is man most fertile?

Although men usually stay fertile all their lives after puberty, they reach a peak fertility age around 30, and their fertility declines after age 35 as age affects fertility.

Resources Used

Thiyagarajan, D. K., Basit, H., & Jeanmonod, R. (2024d, September 27). Physiology, Menstrual Cycle. StatPearls - NCBI Bookshelf. https://www.ncbi.nlm.nih.gov/books/NBK500020/
Professional, C. C. M. (2024k, May 1). Ovulation. Cleveland Clinic. https://my.clevelandclinic.org/health/articles/23439-ovulation
Holesh, J. E., Bass, A. N., & Lord, M. (2023d, May 1). Physiology, Ovulation. StatPearls - NCBI Bookshelf. https://www.ncbi.nlm.nih.gov/books/NBK441996/
editor. (2022a, June 9). Can I Get Pregnant - Sex During Fertility Window? American Pregnancy Association. https://americanpregnancy.org/can-i-get-pregnant-if/
Skoracka, K., Ratajczak, A. E., Rychter, A. M., Dobrowolska, A., & Krela-Kaźmierczak, I. (2021c). Female Fertility and the Nutritional Approach: The Most Essential Aspects. Advances in Nutrition, 12(6), 2372–2386. https://doi.org/10.1093/advances/nmab068
Will stress during pregnancy affect my baby? (2023, March 3). https://www.nichd.nih.gov/. https://www.nichd.nih.gov/health/topics/preconceptioncare/conditioninfo/stress