Like Saturn, Jupiter and Uranus, the baby of the planet family is gaseous planet composed entire of hydrogen and helium. Use this online 2nd grade science worksheet to learn about the colors of this fascinating planet. Also browse through these interesting science experiments for all grades.
A simple blood test can detect either, and both are treatable. But, if frostiness is paired with pain, burning, or drastic whitening of fingers or toes, it could be an indication of peripheral vascular disease (spasm of the arteries), which is more serious; you should see your doctor ASAP.
Frostbite refers to the freezing of body tissue (usually skin) that results when the blood vessels contract, reducing blood flow and oxygen to the affected body parts. Normal sensation is lost, and color changes also occur in these tissues. Frostbite is most likely to affect body parts that are farther away from the body core and, therefore, have less blood flow. These include your feet, toes, hands, fingers, nose, and ears.