Since Medco and Express Scripts have come together as one company to manage your prescription drug benefit, the information Medco had on file for you is now available to the merged company.
Frigid winds make you shiver; dry air chaps unprotected lips and hands; and a lack of sunshine can even cause depression. Cold weather also puts immense strain on the heart. Low temperatures cause your blood vessels and arteries to narrow, restricting blood flow and reducing oxygen to the heart. Your heart must pump harder to circulate blood through the constricted blood vessels. As a result, your blood pressure increases. A sudden spike in blood pressure â especially when paired with outdoor exertion, such as shoveling a snowy sidewalk â can cause serious issues such as: 1  Unstable chest pain.
Chilblains. Chilblains occur in response to extremely cold temperatures. If you have chilblains you will notice small red itchy painful bumps on your skin, usually in the areas where you feel cold the most: toes, fingers, nose and ears. These bumps appear a few hours after exposure to the cold.hen skin gets cold, the tiny blood vessels under your skin become narrow. When your body heats up again, it is thought that some blood may leak out causing the swelling. If you have poor circulation or other blood vessel problems, you are more likely to get chilblains.