Grandparents have always been important. Today, they're even more important. In busy, two-career and single-parent families, an involved grandparent goes a long way to filling a void for children. In extreme situations, the courts have found it's often a grandparent who can reach a troubled teen when no one else can.
Here's how to enlarge your veins and arteries for plasma donation: 1  Heat up your arm. When veins become overheated, they expand, and draw closer to the skin. 2  Hold off on drinking and smoking. Both smoking and drinking alcoholic beverages makes veins and arteries smaller and harder. 3  Hold off on the caffeine.
If you experience sudden swelling of your veins along with pain, ulcers, chest pain or shortness of breath, seek prompt medical care. This could be signs of a blood clot or peripheral vascular disease. Conditions That Cause Swollen Veins. Varicose veins. One common cause of swollen veins is varicose veins and spider veins. Varicose veins appear swollen and distorted, and are dark purple or blue in color. They can occur anywhere on the body but most often show up on the legs and feet.