Blood gets its color from hemoglobin, the protein in your red blood cells that carries oxygen throughout your body. When hemoglobin binds with oxygen, it turns bright red. When it drops off that ...

Period blood color can change from bright red to dark red, pink, or brown at different points during menstruation, though ...

The chart below is a good a starting point ... A brownish or orange tinge is typically a symptom of older bloodshed. Blood may turn this color after it has been exposed to oxygen.

Blood is often associated with the color red, but in the animal kingdom, it comes in a surprising range of hues. From the deep blue blood of horseshoe crabs to the vibrant green of some lizards ...

English naturalist Richard Waller is credited as presenting an influential “color chart” to the Royal Society in 1686, triggering an Enlightenment-era fervor for the categorization and ...

Blood Pressure Chart What Is Blood Pressure? How to Measure When to See a Doctor Monitoring your blood pressure is a vital part of maintaining heart health. When you understand what your blood ...

All values must be entered in order to calculate percentiles for Blood Pressure and Height. A percentile shows the relative position of the child's measurement (such as Blood Pressure or Height) among ...