How long does it take for sperm to reach the egg and implant?

The Fertilization Process
The actual estimated time that it takes for the sperm to travel to the egg and fertilize is around six days after intercourse. Once it becomes fertilized, the egg will attach itself to the uterine wall, which can take anywhere between six and ten days.


How long does it take for sperm to reach the egg and implant during ovulation?

Within 24 hours of ovulation: Sperm fertilizes an egg (conception occurs). About six days after fertilization: The fertilized egg implants into your uterine lining. Around day 21: If conception and implantation occurred during this menstrual cycle, you're pregnant.

How long does it take for a sperm cell to attach to an egg?

It takes about 24 hours for a sperm cell to fertilize an egg. When the sperm penetrates the egg, the surface of the egg changes so that no other sperm can enter. At the moment of fertilization, the baby's genetic makeup is complete, including whether it's a boy or girl.


What are the signs that an egg has been fertilized?

Possible signs of implantation
  • Bleeding. It's actually a little unclear how common implantation bleeding is. ...
  • Cramps. It's no secret that early pregnancy causes a rapid shift of hormones. ...
  • Discharge. Let's talk about what's going on down there. ...
  • Bloating. ...
  • Tender breasts. ...
  • Nausea. ...
  • Headaches. ...
  • Mood swings.


Can sperm reach the egg in 2 days?

The short answer is that the egg and sperm can meet within minutes to up to 12 hours after ejaculation.


Embrology - Day 0 7 Fertilization, Zygote, Blastocyst



Does a fertilized egg implant right away?

Implantation. Once the embryo reaches the blastocyst stage, approximately five to six days after fertilization, it hatches out of its zona pellucida and begins the process of implantation in the uterus.

How long is an egg fertile once released?

A released egg lives for less than 24 hours. The highest pregnancy rates have been reported when the egg and sperm join together within 4 to 6 hours of ovulation.

Where does sperm stay while waiting for the egg?

The sperm rapidly swim up and into the cervix, where they can survive in the mucus for up to five days before an egg is released.


Is it better to have sperm waiting for egg?

Ideally, you want to have sperm ready and waiting for the egg. This is why most ovulation signs appear in the days before the egg is released. The two to four days before you ovulate are your most fertile time.

What are positive signs of implantation?

Implantation symptoms

Indications that implantation has happened can include bleeding and cramping. Implantation bleeding is spotting or light bleeding that takes place about 1–2 weeks after fertilization. It is usually short-lived and lighter than a normal period.

How do you know implantation is successful?

The first sign of implantation is implantation bleeding which occurs 6-12 days post conception. If the implantation is successful, spotting or light cramping can be experienced. If unsuccessful, your period will start.


How long does implantation actually take?

When does implantation occur? In most successful pregnancies, implantation occurs 8 – 10 DPO (days after ovulation). The most common day is 9 DPO. While it's possible for implantation to occur between 6 – 12 days after ovulation, implantation earlier than 8 days after ovulation is rare.

Does implantation happen instantly?

Conception (when the egg is fertilized by the sperm) can take place as soon as three minutes after sex or it may take up to five days. Implantation (when the fertilized egg attaches to the uterine wall) occurs five to 10 days after fertilization—which means it can happen anywhere from five to 15 days after you had sex.

What happens after implantation day by day?

Day 1 and 2: The blastocyst hatches out of its shell and begins to try to attach itself to the uterus. Day 3: Implantation begins as the blastocyst moves deeper into the uterine lining. Day 4 and 5: Implantation continues and becomes complete. The cells that will be the placenta and fetus begin to develop.


What is the most common day for implantation?

In summary, implantation occurred 8 to 10 days after ovulation in most healthy pregnancies.

What not to do during implantation?

It's recommended that you avoid strenuous physical activities like heavy weight-lifting or high-impact cardio during your two-week wait as it could lead to uterine contractions and affect the implantation process. After the first few days of our waiting period, you can do some light exercising like walking or swimming.

Where do you feel implantation pains?

Most women experience implantation cramps in their lower abdomen or lower back. On occasion these cramps will be isolated to one side of the body and be felt within the lower right or lower left side of your abdomen.


What does the day of implantation feel like?

The sensation is different from person to person, but in most cases, they feel like mild cramps, usually dull and aching, or light twinges. Some people also describe feeling a prickling, tingling, or pulling sensation. The sensations may come and go or last for one to two days before disappearing.

Why am I cramping 2 days after ovulation?

Yes, it is possible to experience cramping at 1-3 DPO, but it is mostly associated with hormonal changes after ovulation. Some women experience cramps during implantation, or the process of a fertilized embryo implanting in the uterine lining (a.k.a. the endometrium).

What does implantation discharge look like?

Implantation bleeding isn't heavy; it's more like a discharge or light spotting that's about a few drops of blood on your underwear. The color of the spotting. The blood from implantation is more of a pinkish or brown color, rather than a bright red some women normally see during a period.


How do you know if implantation failed?

It's important to watch out for signs that implantation has failed such as heavy bleeding, stomach pain, and a failure to locate a heartbeat during an ultrasound. There are many reasons why a fertilized egg may fail to implant, most of which are beyond your control.

What kind of cramps indicate pregnancy?

Implantation cramping may be an early sign of pregnancy. Understanding the causes and key differences between implantation cramps and period cramps will help people to recognize them. Implantation cramping is a type of pain sometimes experienced when a fertilized egg attaches itself to the lining of the uterus.

How soon can you tell if you're pregnant?

It can take around three to four weeks from the first day of your last period for there to be enough hCG in your body to show up on a test.


What stops a fertilized egg from implanting?

Unfortunately, even if an egg is successfully fertilized, it is possible for the embryo to fail to implant in the uterine lining. In two out of three cases, this is due to inadequate uterine receptivity.

What stops a Fertilised egg implanting?

When an embryo fails to implant, there can only be two logical reasons: the embryo is not good enough (genetically abnormal), or the endometrium is not “receptive” (doesn't allow the embryo to implant) enough.