Background/aims Posterior capsule opacification (PCO) is the most frequent long-term complication after cataract surgery, caused by proliferation of residual lens epithelial cells (LECs). Metformin, a ...

Olivia Peluso is an experienced journalist with over 1,500 published stories across personal finance, economics, and public policy. Andy Smith is a Certified Financial Planner (CFP®), licensed realtor ...

Pain comes from communication between nerves, the spinal cord, and the brain. Pain may be acute, chronic, neuropathic, or nociceptive. Acute pain is sudden and usually linked to injury, then improves ...

Common and preferred stocks offer different rights and potential returns, with common stocks having unlimited upside. Stock classifications like large-cap, mid-cap, and small-cap reflect company size ...

More than 30 rare muscular dystrophy types cause progressive muscle weakness from inherited gene mutations. Combined, they affect about 1 in 5,000 to 8,000 people. Common subtypes vary by age of onset ...

What is a monkey, exactly? We think we know monkeys for their playful behavior, their swinging around the jungle, and oddly familiar expressions (we’re related to them, after all). But how are all the ...

An essential mineral, magnesium plays many different roles in the body. Per the National Institutes of Health (NIH), magnesium supports muscle and nerve function, helps regulate blood sugar and blood ...

Katlein Franca, MD, is a dermatologist and clinical associate professor of Dermatology & Cutaneous Surgery and Psychiatry & Behavioral Sciences at the University of Miami. Different kinds of skin ...

Meditation is the practice of training the mind to be in the present moment and focusing the mind on a specific target such as the breath. Research shows that this can help reduce stress and boost ...

Scott Nevil is an experienced writer and editor with a demonstrated history of publishing content for Investopedia. He goes in-depth to create informative and actionable content around monetary policy ...