It is critical to distinguish a faint positive line from an evaporation line, which is a false result. An evaporation line is colourless or looks like a grey shadow.

You squint. You hold it up to the light. You take it to the window, then back to the bathroom. You snap a photo and enhance the brightness. Is that really a line? Or just your desperate hope ...

Your heart is beating faster, you've missed your period, and you're set to take the pregnancy test. But here’s a common question: Should you test in the morning, or can you do it at any time during ...