Why is the pregnancy test stick light in color?

When we suspect that we are pregnant, we will go to the pharmacy to buy a pregnancy test stick to test whether we are pregnant. Pregnancy test sticks seem to play a more important role in our lives. It is precisely because of the pregnancy test stick that we are spared the pain of blood tests for pregnancy. So how should the pregnancy test stick be tested? Do you all know it well? Then let us talk about the light color of the pregnancy test stick.

Additionally, if the pregnancy is ectopic, the HCG level may be too low to be detected by a pregnancy test. To confirm the test results, be sure to see a doctor. Many women want to know how long it takes for a pregnancy test stick to show results, and when the pregnancy test stick is most effective. Generally speaking, the correct time to use a pregnancy test stick is 7-10 days after intercourse, and it is best to use morning urine. The longer the time after sex, the more accurate the test results will be.

Some pregnancy test sticks claim that they can detect whether you are pregnant within 24 hours after having sex, but this varies from person to person. If you want to see more accurate test values, it is best to test 10-14 days after intercourse. Therefore, it is best to do a pregnancy self-test two weeks after your period is late, so that the result will be more reliable.

Pregnancy test stick one dark and one light

What does a dark and light pregnancy test stick mean?

The pregnancy test stick uses the reaction produced by the combination of single or multiple HCG antigens in the device and antibodies in the urine to determine whether the pregnancy is confirmed. Many women use pregnancy test sticks to check whether they are pregnant. Pregnancy test sticks mainly determine whether you are pregnant by looking at the control line on the stick. Generally speaking, there are several situations in which the color of the pregnancy test stick appears:

1. Only one control line appears on the pregnancy test stick: it means you are not pregnant.

2. Two lines appear on the pregnancy test stick, that is, the control line and the test line are both colored, and the test line is obvious and clear: it means that you are pregnant.

3. No control line appears on the pregnancy test stick within 5 minutes: It means the test is invalid or failed.

4. One dark and one light color on the pregnancy test stick: Generally speaking, if the control line is clear and the test line is very light, it means you may be pregnant, but it does not necessarily mean you are pregnant. In this case, you need to retest with a new pregnancy test stick and first-morning urine every two days.

Therefore, if the pregnancy test stick shows one dark and one light color, it means that you may be pregnant, but the result may not be accurate, and you need to repeat the test several times before you can reach a conclusion.

When using a pregnancy test stick, you must choose to use it when you go to the toilet for the first time in the morning. Only the HCG value in the first urine in the morning is the highest, and only in the morning will the test result be the most accurate. If one dark and one light color appear during the test, you need to test again the next day, or go to the hospital for a blood test or urine test.