Diseases of the lower-limb circulatory system are some of the most widespread health complications globally. Bulging of the blood vessel walls often comes from genes; it is caused by collagen-formation issues, but also by a lack of exercise, prolonged periods of standing or sitting, by pregnancy, contraception or smoking. How can we protect ourselves?
The first symptom tends to be a feeling of sore and heavy legs. One may also experience a pins and needles sensation, swelling or visibly swollen veins. Healthy veins have valves that enable blood flow in only one direction, preventing the blood from going in the opposite direction. If these valves do not close completely or are weak, the blood may accumulate and return. Blood flow is reduced and varicose veins form.
The illness takes a long time to set in, and the longer it progresses, the more vein valves fail. Untreated varicose veins can even lead to surface-level vein inflammation or varicose ulcers.
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