Written by Mark O'Neill
Keratoconus causes the cornea to thin and bulge, distorting vision. Rigid contact lenses-especially scleral and RGP types-restore clear sight by creating a smooth optical surface. They’re the most effective non-surgical treatment for most patients.
Written by Mark O'Neill
Severe drug reactions can kill in minutes. Learn the warning signs of anaphylaxis, Stevens-Johnson Syndrome, and other life-threatening reactions - and exactly what to do when they happen.
Written by Mark O'Neill
Bupropion (Zyban) helps people quit smoking by reducing cravings without nicotine. Learn how it works, who should avoid it, dangerous drug interactions, side effects, and how to use it safely for the best results.
Written by Mark O'Neill
Generic drugs are held to the same strict quality standards as brand-name drugs. Learn how cGMP, serialization, and advanced testing prevent counterfeit medications from reaching patients - and why this system works better than ever.
Written by Mark O'Neill
Drug-drug interactions can cause serious harm or reduce medication effectiveness. Learn how pharmacokinetic and pharmacodynamic interactions work, which drugs are most risky, and how to protect yourself.
Written by Mark O'Neill
Interstitial lung disease causes progressive lung scarring that makes breathing difficult. Learn about the latest treatments, including antifibrotic drugs, oxygen therapy, and new advances in 2026 that can slow progression and improve quality of life.
Written by Mark O'Neill
Lipoprotein(a) is a genetic cholesterol risk that doubles your chance of heart attack or stroke - and it's not checked in routine blood tests. Learn who should be tested, why lifestyle changes won't lower it, and what new treatments are coming in 2025.
Written by Mark O'Neill
Learn when it's safe to stop statins, how to manage the process, and what risks to watch for - especially if you're older or have limited life expectancy. Evidence-based guidance for patients and caregivers.
Written by Mark O'Neill
Many people still struggle with breathing after COVID-19, even when scans look normal. Learn what's really happening in the lungs, who's at risk, and how targeted rehabilitation can help you regain strength and function.
Written by Mark O'Neill
Learn the difference between dose-related and non-dose-related side effects-why some reactions depend on how much you take, and others happen no matter the dose. Know what to watch for and how to stay safe.