Thread Veins can occur as a result of pregnancy, exposure to extremes in temperature, hormone imbalance or other medical conditions; including certain medications.
It works by closing the vessel and sealing it closed. Over time the vessel will be reabsorbed by the body as protein
Lasers blast the skin with high pulses of light energy, which do not seal the vessel closed and do not offer permanent results. With Thermocoagulation the treatment sends a small electrical signal through the vessel, causing the vessel walls to close and seal shut
Lasers can damage the melanin in your skin, burn the skin if the intensity is set too high and could leave scarring or white marks to the skin. As well as increasing the chances of developing hyperpigmentation
No.. it doesn't hurt. In most cases you wont feel much, in more sensitive areas such as just inside the nose it can feel like a hair being plucked