First pee

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Nobody talks about urine in polite company, but it says a lot about you. Urine is mostly water at least 95 percentbut the remainder is a surprisingly complex brew of ingredients that include ureachloride, sodium, potassium, creatinine and other dissolved ions, plus various inorganic and organic compounds. The most common color of urine is yellow, which is caused by the presence of urobilina biochemical waste product generated from the breakdown of old red blood cells.

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You pee more often in a day than you might eat — at least six to eight times, and maybe even more if you're drinking the right amount of water. It's no wonder that the study of urine, or urinalysishas been around for hundreds of years. According to Dr.

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Back in your mom's day, you had to miss your period before you took a home pregnancy test HPT — and wait a couple of hours before you knew the results. These days you can find out you're expecting much earlier, faster and with better accuracy than ever before though accuracy will, of course, get better the closer you are to that missed period. All home pregnancy tests measure the same thing: urinary levels of human chorionic gonadotropin hCGa placenta-produced hormone of pregnancy.

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Is it best to take a pregnancy test in the morning? The good news is that hCG nearly doubles about every two days in early pregnancy. That means that typically, after the fourth or fifth week of pregnancy, your hCG levels are high enough to give an accurate pregnancy test result without having to use first morning urine. This allows you to take a pregnancy test at any point in the day.

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Urination is the release of urine from the urinary bladder through the urethra to the outside of the body. It is the urinary system 's form of excretion. It is also known medically as micturitionvoidinguresisor, rarely, emictionand known colloquially by various names including peeingweeingand pissing.

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Dark urine is deeper in color than urine that is usually straw to yellow in color. Darker urine can be different colors, but is usually brown, deep yellow, or maroon. Urine is produced in the kidneys.

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Apollo 11 astronauts Neil Armstrong and Buzz Aldrin. Astronauts may be exceptionally brave, intelligent, and accomplished, but they're not super-human: They still have to poop and pee when they leave Earth. However, as NASA started racing to put astronauts the moon in the s — humans first landed on the lunar surface almost exactly 50 years agoon July 20, — the agency didn't focus much on how the men would empty their bladders and bowels in space.

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Here's the thing about pee: It doesn't really beg to be looked at on the TP. Still, it's wise to take a peek in the toilet after relieving yourself every once in a while. Most of the time, pee's going to look exactly how it should: clear and pale yellow.

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In the first known pregnancy tests, ancient Egyptian women urinated on barley or wheat seeds: quickly sprouting seeds indicated pregnancy. The ancient Egyptians were certainly onto something, as modern pregnancy tests work in much the same way: they detect a hormone in urine. However, the first of the modern tests that could accurately detect pregnancy was no less bizarre.

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