Those blue networks under your skin: should you be worried?

3. The pump effect of physical activity:

Bodybuilders and manual laborers regularly notice this transient venous swelling. Muscle contraction acts like a natural pump, temporarily increasing the caliber of the vessels. Nothing abnormal : this vasodilation resolves with rest.

4. The hormonal revolution of pregnancy:

The gestational state profoundly alters hemodynamics. Increased blood flow and hormonal changes often make the venous system more prominent, particularly in the extremities. No warning : this manifestation gradually disappears postpartum.

When should these visible veins be a cause for concern?

However, certain configurations deserve special attention, particularly when these vessels become abnormally dilated, take on a capricious appearance or are accompanied by disturbing symptoms .

Painful or uncomfortable veins?

A feeling of heaviness, recurring tingling, or unusual warmth in the hands may signal venous dysfunction. In rare cases, these signs foreshadow the appearance of varicose veins in the upper limbs, although this phenomenon remains uncommon .
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