Astigmatism is a common vision condition characterized by an imperfection in the curvature of the eye’s cornea or lens. Unlike a perfectly shaped cornea or lens, which would have a smooth, spherical curve like the surface of a basketball, astigmatism involves a cornea or lens with a more oblong shape, akin to a football. This irregularity disrupts the direction of light as it enters the eye, preventing it from focusing properly on the retina and leading to blurred or distorted vision at any distance.
Methylphenidate, commonly known by its brand names Ritalin and Concerta among others, is a central nervous system (CNS) stimulant of the phenethylamine and piperidine classes that is primarily used to treat attention deficit hyperactivity disorder (ADHD) and narcolepsy. Its effectiveness in treating ADHD has made it one of the most prescribed medications in the treatment of the condition, offering those affected the chance to lead more focused and less impulsive lives.
Cystic fibrosis (CF) is a genetic disorder that primarily affects the lungs and digestive system, causing severe damage to the respiratory and gastrointestinal tracts. This life-threatening condition makes it difficult to breathe over time and complicates the body’s ability to absorb nutrients effectively. Here’s an in-depth look at cystic fibrosis, its impact, management, and the hope that research brings to those affected by this challenging disease.
An aneurysm, a term that strikes concern for many, is a bulge or ballooning in the wall of an artery. Arteries, the blood vessels that carry oxygen-rich blood from the heart to the rest of the body, when weakened, can swell under pressure, forming an aneurysm. This condition can occur in any part of the body, but it’s most commonly found in the brain (cerebral aneurysm) and the aorta, the body’s main artery (aortic aneurysm).