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  1. Conception can occur only in the 6 days before ovulation through the day of ovulation.

  2. Trying to conceive - Office on Women's Health

    Sep 26, 2025 · How do you figure out when you're fertile and when you're not? Wondering if you or your partner is infertile? Read on to boost your chances of conception

  3. Pregnancy - NICHD - Eunice Kennedy Shriver National Institute of …

    Dec 30, 2020 · The events that lead to pregnancy begin with conception, in which a sperm penetrates an egg. The fertilized egg (called a zygote) then travels through the woman's …

  4. Women's Health Infographic: Conception (Text Alternative)

    Dec 30, 2017 · 6 Things to Know About Conception Graphic: A diagram indicating that peak fertility occurs between days 12 and 14 of an average 28-day menstrual cycle. Ovulation …

  5. Nov 20, 2025 · The sex of a human, female or male, is determined genetically at conception (fertilization), and is observable before birth. Having the biological function to produce eggs or …

  6. Contraception and Birth Control

    Sep 12, 2016 · Contraception allows for the prevention of pregnancy and for planning the timing of pregnancy. Some methods can also protect against infections. Modern methods of …

  7. What is preconception care, and what is its aim? Preconception care is the provision of biomedi-cal, behavioural and social health interventions to women and couples before conception …

  8. Stages of pregnancy - Office on Women's Health

    Sep 26, 2025 · Pregnancy lasts about 40 weeks, counting from the first day of your last normal period. The weeks are grouped into three trimesters.

  9. Preconception health

    Sep 26, 2025 · Preconception health is a woman's health before she becomes pregnant. It means knowing how health conditions and risk factors could affect a woman or her unborn

  10. Eunice Kennedy Shriver National Institute of Child Health and …

    Apr 12, 2012 · Taking folic acid prior to conception can reduce the risk for neural tube defects, a primary goal of NICHD research. Reducing the risk of complications during pregnancy. NICHD …