Heavy Implantation Bleeding

All About Heavy Implantation Bleeding – How Long Does It Last?

Implantation is the preliminary stage of pregnancy in which the fertilized egg attaches to the uterine wall. This stage of the prenatal development is termed “blastocyst”. This adhesion helps the growing baby receive oxygen as well as nutrients from the mother. Implantation on an average takes place nine days post ovulation but the implantation window is 6-12 days post ovulation.

What is Implantation bleeding?

Implantation bleeding is the first identifiable pregnancy signs that occur when the fertilized egg adheres itself to the uterine wall. Implantation bleeding is not commonly seen in all women and if does happen is failed to recognize by most individuals.

What are the signs of the implantation bleeding?

Typically begins around the monthly menstrual cycle. As implantation bleeding occurs at a similar time to that of chums many women get confused as to whether it’s a normal aunty Flo or pregnancy. Implantation bleeding is typically very mild and is thinner in density when compared with menstrual blood.

What are the common symptoms that are seen to accompany implantation bleeding?

  • Faint muscle cramps ( lesser than a normal period).
  • Mood swings
  • Headaches
  • Breast tenderness
  • Nausea
  • Lower back pain.

Note: These are common symptoms that are sensed during ovulation as well as PMS so having these with a brownish or pinkish discharge does not always confirm pregnancy.

Few FAQs

The color of the implantation bleeding?

The color of bleeding varies from bright red and light pink to brown. “Bright red or pink color: is a clear indication of implantation occurrence or could also indicate the blood flow from the active area of the womb towards the vagina.

Brown color bleeding indicates old blood which means the fertilized egg released some blood during the deep attachment process into the womb. This bleeding occurs during the attachment process and remained in the womb for some time, thus by the time of its discharge it turns brown.

Cramps and implantation bleeding

Cramps can happen with or without implantation bleeding. Such cramps are very mild. Spasms happen when the fertilized egg buries itself in the uterine wall and the womb begins to contract. These contractions pressurize nerve endings which makes a woman to experience menstruation like pain which usually lasts for 24-48 hours.

How long does an implantation bleeding last?

Implantation spotting typically last for a few minutes or a few hours. Sometimes it can last for 2-3 days. Any bleeding that lasts for three days is not normal and can be an indication of viral infection or even a miscarriage.

Can implantation bleeding be heavy?

In some women, the implantation bleeding may be heavy and can also be accompanied by strong cramps during implantation. This is usually is not a common sign as the ovum is very tiny.

Heavy implantation bleeding is seen in the women in the following conditions:

  • Bleeding with strong spasms is an indication of ectopic pregnancy.
  • If the fertilized ovum is attached to the abdomen, ovaries, fallopian tubes or other uterine tissue. In such cases, bleeding is accompanied by symptoms such as dizziness, shoulder aches, pelvic pains, bloody clotted discharge and so on.

What needs to be done when a heavy implantation bleeding is experienced?

Cases with heavy bleeding during implantation is a normal sign. However, if the bleeding lasts for more than three days medical attention needs to be sought as soon as possible.

Immediate doctor attention is needed to be sought if the following symptoms are sensed:

  • Increased bleeding even after the confirmation of conception.
  • Normal or heavy menstrual flow even post-menopause.
  • Prolonged heavy bleeding during the monthly cycles.
  • Vaginal bleeding with the signs of dizziness and acute pain.

Do not ignore body signals and abnormal signs and delay an appointment with a doctor as all unpleasant symptoms during the early pregnancy are curable.

How to differentiate between implantation and menstrual bleeding?

The key differences that separate implantation bleeding from menstrual flow are:

  1. Color

Every woman is familiar with their monthly flow blood color which is usually bright to dark red, but implantation bleeding is usually light pink to brown or rusted color.

  1. Clotting

Clotting is a normally seen during the menstrual flow but is absent during implantation bleeding.

  1. Length of time

A normal menstruation cycle lasts for 3-7 days. Women not on contraceptive pills tend to bleed for a longer time than the average.  However, an implantation bleeding lasts for few minutes or hours to three full days.

  1. Blood flow

The menstrual blood flow fills the feminine products but the implantation bleeding doesn’t fill the pads or tampons. The term bleeding is a mislead for implantation bleeding it actually can be termed as implantation spotting or light flow.

Typically during the implantation bleeding the little pink or brown discharge is noticed when a woman wipes the private part or is just enough to get on a pantyliner. This flow is not continuous and is more light.

  1. Cramping

Many women experience intense cramps during menstruation whereas the cramps experienced in an implantation bleeding is very faint accompanied with light pink or rust brown color vaginal discharge.

  1.  Basal body temperature check

Basal body temperature will be on a rise during ovulation and will continue to rise till the next monthly cycle however in pregnant women this basal temperature will be on a rise post ovulation for 18 days.

What are the other causes of bleeding apart from Aunty Flo and implantation bleeding?

Below are some of the other causes of spotting or bleeding

  • Ovulatory bleeding
  • Normal pregnancy disturbances.
  • Ectopic pregnancy
  • Cyst or fibroids bursting
  • Cervix or uterine cancers
  • Hormonal imbalances
  • Sexually transmitted diseases

When to check for pregnancy if an individual is not sure with the bleeding type?

Wait for three days after the bleeding or spotting terminates and take a home pregnancy urine test with the first urine of the day. Often taking a pregnancy test before a missed period or during implantation bleeding cannot offer conclusive results as it’s too early for the rise of HCG hormone to be notable.

Hence a pregnancy test is mostly recommended one-week post spotting or missed period for accurate outcomes.

When a woman is expecting to conceive or notices any woman who notices a spotting between periods, tracking the monthly chums and understanding the length of implantation bleeding plays a critical role. The sooner you know that you’re pregnant the faster you can start the vitamins and other supplements which aids your baby and you to have a healthy motherhood ahead.


Can implantation bleeding be red..?

Implantation bleeding is mostly red in colour, only when the blood has been there in a vagina for a longer duration of time does it begin to dry up. When this dried up blood is discharged by the vagina it gives a brownish colour to the blood.


  • http://implantationspotting.net/about-heavy-implantation-bleeding/
  • http://americanpregnancy.org/getting-pregnant/what-is-implantation-bleeding/
  • http://implantationspotting.net/quiz-implantation-bleeding-or-menstrual-period/
  • https://www.checkpregnancy.com/heavy-implantation-bleeding/

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