How Long After LMP Does Implantation Occur (And Why)?

Exact Answer- 6-12 days after conception

Implantation is a stage in the human reproduction system where the embryo adheres to the wall of the uterus. Now, Implantation is a fertilized egg cell in early pregnancy. Implantation occurs very early or during pregnancy in women.

In this stage, the egg is already fertilized by the sperm in the fallopian tubes in women. Then after the process is done the egg moves down the fallopian tubes that transform from a single cell to a small ball of multiple cells that are called a zygote. Zygote automatically implants into the uterus lining of women.

This process occurs within five to six days just after the egg cell from women is released from an ovary. But, there are many methods to control hormonal birth control that stops ovulation. One of the methods that include preventing implantation from happening is, for example, the copper IUD.

How Long After LMP Does Implantation Occur In Humans?

How long after LMP does implantation occur in women?6-12 days or 25 of your cycle
How long does implantation bleeding last?A week after ovulation but before the next period is due

In many cases, women do not experience or feel any physical sensation during the implantation process. Women might not even realize that implantation has happened. The first and simple sign of pregnancy is that you will miss your forthcoming period.

Moreover, some women do face severe cramps around implantation. But, these cramps are not the same as period cramps they are very different. These cramps are less intense, it prickles, you might feel a pulling or tingling sensation.

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Other symptoms of implantation in women include the following:

  • Tiredness
  • Sore breasts or swollen
  • Vomiting
  • Headaches
  • Irregular bowel movement
  • Feeling dizzy or fainting
  • The rise in body temperature

Women will face the above symptoms during the implantation process. Yes, women often face or experience ovulation pain and it happens around ovulation before implantation for about a week. There is some treatment where women might feel better in such cases but it is better not to go with those.

Why Does It Take That Long After LMP For Implantation To Occur?

It takes six to twelve days because when the egg is fertilized it attaches to the lining of the uterus, so this process takes up to 6-12 days time. Now, the implantation cramps may start to occur just a few days after ovulation, and research has shown that many women that they feel cramps around 5 DPO.

The implantation bleeding starts to occur about ten days past the ovulation process. The implantation bleeding is caused by the egg that is already fertilized which is coming into the contact with the blood cells in the uterus lining to the uterine walls.

The bleeding happens around the time when your period is due, in some cases it can be very tricky if the women are experiencing menstrual bleeding or implantation bleeding. Interestingly, the symptoms of PMS are also very similar to the implantation process it’s obvious this can make things more confusing.

If you find pinkish or dark brown spotting on the 22nd to 25th day from your LMP that could be your implantation bleeding. There is a smaller quantity of blood that flows out. Also, some women face very light periods, unfortunately, that can make it harder for them.

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The implantation bleeding last for only three to four days in women. Now, if any women experience heavy bleeding or clotting then it will be better to consult or contact your healthcare professional as soon as possible. Also, you should know that everyone does not face implantation bleeding. Implantation bleeding is more common than implantation cramps but, most women do not face any such symptoms at all.


Not everyone is the same implantation symptoms and the process will vary from different persons. The above-mentioned facts are the standard symptoms or pains faced by women during pregnancy. No matter how is your fertility process the natural process is the best one and it can help you get to know your body better.

This is the process of how everyone was born and it will continue the same in the future. It is very important to keep yourself healthy and fit to face anything in the future.


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