Retinol is the most widely studied anti-aging skincare ingredient, shown to reduce wrinkles, boost collagen, and improve skin texture. A 2025 clinical trial also tested a new cyclic peptide (CHP-9) against retinol, with promising early results, though retinol remains the better-studied option.
Recent studies show that a simpler, dye-free MRI can detect prostate cancer just as well as the standard version. Meanwhile, MRI plays a growing role in thyroid cancer staging and rectal cancer treatment decisions, though no single imaging tool is perfect for every situation.
"Runner's knee" actually refers to several distinct conditions, mainly patellofemoral pain and iliotibial band syndrome. Research shows that targeted exercise, running technique changes, and proper diagnosis are key to recovery, and that recreational running does not appear to damage healthy knees.
Long COVID can cause severe fatigue, brain fog, and heart issues months after a mild infection. Discover what science says about the biological causes and the most promising treatments available today.
Once dismissed as recreational drugs, psychedelics like psilocybin and MDMA are showing remarkable promise in clinical trials for depression, PTSD, and anxiety. Learn how these compounds rewire the brain and why psychological support is crucial to their success.
Caring for a loved one with dementia is driven by deep love and duty, but it takes a proven physical and emotional toll. Discover what the latest science says about caregiver stress, sleep disruption, and the support systems that actually help.
Severe vision loss from diabetes is largely preventable today. Learn what the latest science says about how diabetic eye disease develops, the critical importance of annual screening, and the modern treatments that save sight.
Continuous glucose monitors offer real-time insights into blood sugar levels. We explore what the latest research says about their benefits for diabetes management, pregnancy, and everyday health.
CRISPR technology allows scientists to edit human DNA and treat genetic diseases at their source. While laboratory results are highly promising, safely delivering these molecular scissors into the human body remains a complex scientific challenge.
While completely clearing blocked arteries remains difficult, new research shows that shrinking and stabilizing plaque is possible. Learn how the body removes cholesterol and heals the artery wall.