Your urine contains many chemicals. Sometimes these chemicals form solids, called crystals. A crystals in urine test looks at the amount, size, and type of crystals in your urine. It's normal to have a few small urine crystals. Larger crystals or specific types of crystals can become kidney stones. Kidney stones are hard, pebble-like substances that can get stuck in the kidneys.
Crystals in Urine: MedlinePlus Lab Test Information
A protein in urine test measures how much protein is in your urine. Proteins are substances that are essential for your body to function properly. Protein is normally found in the blood. If there is a problem with your kidneys, protein can leak into your urine.
Tampons are a popular menstrual product choice for women during their periods. They offer greater freedom to exercise, swim, and play sports than pads. Your tampon goes inside your vagina. It seems like a tampon might block the flow of urine.
Lots of people with vaginas have this problem. And yeah, burning pee really is the worst. Ridding your body of waste via your urine? Why not.