Freebase(0.00 / 0 votes)Rate this definition: Lidar is a remote sensing technology that measures distance by illuminating a target with a laser and analyzing the reflected light. The term lidar comes from combining the words light and radar. Lidar is popularly known as a technology used to make high resolution maps, geomatics, archaeology, geography, geology, geomorphology, seismology, forestry, remote sensing, atmospheric physics, airborne laser swath mapping, laser altimetry, and contour mapping.
Cholesterol is a waxy, fat-like substance made in the liver and found in certain foods from animals, such as dairy products, eggs, and meat. The body needs some cholesterol in order to function properly. However, too much cholesterol can increase a person's risk of developing heart disease. There are several factors that contribute to high cholesterol -- some are controllable while others are not. Gender: After menopause, a woman's LDL cholesterol level (bad cholesterol) goes up, as does her risk for heart disease.
High LDL cholesterol. High levels of LDL, the bad kind of cholesterol, promote plaque formation in artery linings -- the signature symptom of atherosclerosis. Too much LDL can worsen atherosclerosis and increase the chance of heart disease. It is a major risk factor, Tsimikas says. The higher the LDL, the more likely you are to get a heart attack. The lower the LDL, the more likely you are not to get one.. High blood pressure.