If you are diabetic, be sure to wear loose-fitting socks and stockings. Special socks are available for diabetics that have more stretch around the ankles and legs, to provide better comfort and circulation, as well as, to help keep your feet and legs healthier. Good circulation is imperative for the legs and feet of diabetics.
Don't use alcohol swabs before an insulin injection. It's actually unnecessary, as long as your skin, hands, and needle are clean. Alcohol swabs will dry out the skin, making it more likely that the injection site will stay open. This can actually increase the risk of an infection at the site.