By Dr. Ariadna Valdés Every day, we wake up in a world that previous generations could only dream of. A child with bacterial meningitis can receive antibiotics and survive. A person living with HIV can take medication and expect a near-normal life expectancy. A patient with hepatitis C can often be cured with modern antiviral therapy. Many cancers that were once considered untreatable now have therapies that allow people to live longer and better. Organ transplantation has gi

By Dr. Ariadna Valdés Have you ever wondered how something so incredibly small can have such a powerful effect on the human body? Imagine walking into the world’s most sophisticated hospital. Millions of messages are being sent every second. Some tell your muscles to grow, others help wounds heal, some regulate hunger, and others tell you it’s time to sleep. Who delivers these messages? Not superheroes. Peptides. You could say peptides are the body’s “text messages.” Unlike l