Varicose veins occur when the vein is not functioning properly. Veins have one-way valves that prevent blood from flowing back. The causes of spider and varicose veins usually are not entirely understood. In some instances, the absence or weakness of valves in the veins can cause poor venous circulation and lead to varicose veins.
Varicose veins are enlarged and swollen veins that generally appear darkish or blue purple in your legs. They normally appear in thighs and the calves when the veins grow badly operating valves, which modulate the flow of blood or diminished walls. Varicose veins are usually ugly and painful. Using a bluish- reddish or purple coloration. Frequently, varicose veins increased and seem swollen. Some estimates indicate that about 10% to 1-5% of most and guys elderly girls who’ve spider or varicose veins.
There are many factors can increase your risk. Examples of the factors include sex, pregnancy, overweight or obesity, old age, family history, lack of a motion, and leg injury.
It is common for pregnant women to develop varicose veins during the 1st trimester. Pregnancy causes increases in hormone levels and blood volume which consequently cause veins to enlarge. Moreover, the uterus causes increased pressure on the veins. Varicose veins caused by pregnancy always improve within 3 months after delivery. Nevertheless, with successive pregnancies, abnormal veins are more inclined to remain.
Poor vein walls can cause valves that are feeble. They lose their ordinary elasticity in case these walls become feeble. They become like an over stretched rubber-band.
Your veins can lose inducing them to extend as you grow older. The valves in your veins cannot become strong, letting blood which should be going toward your heart to flow backwards.