India, June 6 -- High LDL, often referred to as "bad" cholesterol, is a well-known risk factor for heart disease, clogged arteries, heart attacks, and strokes. As a result, many people are encouraged to lower their LDL levels to protect cardiovascular health. However, cholesterol is not inherently harmful - it is an essential substance that the body relies on for a range of critical functions, including those carried out by the brain. This raises an important question: if cholesterol is so vital for brain health, could lowering LDL levels in the blood negatively affect cognitive function or increase the risk of dementia?

Dr Jeremy London, a board-certified cardiothoracic surgeon with more than 25 years of experience, is shedding light on...