If the pregnancy test stick has two lines, one deep and one light, is it pregnant? According to statistics, pregnancy test sticks currently sold in the domestic market generally use a display method of two vertical bars, one of which is dark and the other is light. When women see this display on a pregnancy test stick, they are often confused: do two lines, one darker and one lighter, mean pregnancy? This article will break down the meaning of this display and help women better understand their pregnancy status. What is the display method of two bars on a pregnancy test stick, one dark and one light? First, we need