Confidence votes 45. They can easily smell a whale carcass 20 miles away or seals up to 6' beneath the snow and ice. This will depend on whether the animal is dead, which way the wind is going, if it is under the ice, if the polar bear can smell well, etc. Mike Adams.
This procedure applies light energy from a laser onto a varicose vein. The laser light makes the vein fade away. Laser surgery is mostly used to treat smaller varicose veins. No cutting or injection of chemicals is involved.
Modern treatment of varicose veins is probably the most ignored subject in medicine by medical schools and medical communities. Lacking in depth knowledge of modern phlebology and its' capabilities, many physicians still believe that ligation/stripping is the only effective treatment for varicose veins.