Atención médica

Artificial intelligence is increasingly shaping how people search for health information online. Millions of users now turn to AI-powered chatbots for explanations of symptoms, treatment ideas, and guidance on whether medical attention is necessary. Platforms developed by companies such as OpenAI have become part of everyday decision-making, with many individuals

Demand for hormone therapy used to manage menopause symptoms has surged in recent years, creating supply challenges in some pharmacies and leaving patients searching for medications that were once readily available. The renewed interest in treatment has been fueled by evolving medical research and regulatory changes that have reshaped how

For decades, psychologists believed that strong willpower was one of the most important traits for a successful life. Parents were encouraged to teach children how to resist temptations such as sugary snacks, fast food, video games, and endless hours on digital devices. Researchers linked high levels of self-control with better

A senior U.S. regulator responsible for overseeing vaccines and advanced biological therapies will leave his position at the federal health agency after a series of decisions that generated strong reactions from biotechnology companies and medical researchers. Vinay Prasad, who currently leads the Center for Biologics Evaluation and Research, is scheduled

Children’s attachment to screens has become one of the most difficult challenges many parents face. Even when families set clear limits, the emotional reactions that follow — frustration, tears, or anger — can leave caregivers wondering whether restricting devices is truly helping their children. Science writer and biochemist Michaeleen Doucleff

Influenza continues to infect close to one billion people worldwide every year, disrupting lives, overwhelming healthcare systems, and causing between $290,000 and $650,000 deaths annually. Despite the availability of seasonal vaccines, the virus remains a moving target—constantly mutating and reshaping itself to evade human immune defenses. Researchers are now intensifying

Few topics in early childhood spark as much anxiety as infant sleep. Online advice, sleep-training programs, and rigid schedules often promise predictable nights and long stretches of uninterrupted rest. Yet research shows that many widely shared beliefs about how babies should sleep are either oversimplified or unsupported by scientific evidence.

Ivermectin, once hailed as a breakthrough antiparasitic medicine and later thrust into controversy during the pandemic, is regaining attention — this time among some cancer patients searching for alternative treatments. Although the drug remains highly effective against specific parasitic infections, medical experts warn that its expanding use beyond approved indications

Inside the human digestive system lives a vast and dynamic ecosystem composed of trillions of microorganisms. This community—commonly referred to as the microbiome—plays a central role in digestion, immune regulation, metabolism, and even mood. Scientists increasingly describe it as an additional organ because of how deeply it influences overall health.

Weather lore has long shaped everyday beliefs: rain is said to inflame joints, dropping air pressure supposedly triggers headaches, and freezing temperatures are blamed for heart attacks. Some even speculate that sunlight can influence whether more boys or girls are born. While many of these claims sound like folklore, scientists