Ayahuasca, a sacred drink made from the stem and leaves of a tree vine, has many names: psychedelic brew, hallucinogenic tea, mood medicine and more. It is even known as a teacher or a healer for its reported ability to help a person turn inward and come into alignment with past traumas. The plant and...
Health
Genetic Testing Cannot Reveal the Gender of Your Baby − Two Genetic Counselors Explain the Complexities of Sex and Gender
Gender reveal parties are best known as celebrations involving pink and blue, cake and confetti, and the occasional wildfire. Along with being social media hits, gender reveals are a testament to how society is squeezing children into one of two predetermined gender boxes before they are even born. These parties are often based on the...
It’s Called an Urgent Care Emergency Center — But Which Is It?
One evening last December, Tieqiao Zhang felt severe stomach pain. After it subsided later that night, he thought it might be food poisoning. When the pain returned the next morning, Zhang realized the source of his pain might not be as “simple as bad food.” He didn’t want to wait for an appointment with his...
Is Coffee Good for You or Bad for You?
Coffee drinking is a heritable habit, and one that carries a certain amount of genetic baggage. Caffeinated coffee is a psychoactive substance, notes Sandra Sanchez-Roige, Ph.D., an associate professor in the University of California San Diego School of Medicine Department of Psychiatry. She is one of an international group of researchers that compared coffee-consumption characteristics...
Origin and Spread of Malaria
Scientists reconstruct ancient genomes of the two most deadly malaria parasites, Plasmodium vivax and Plasmodium falciparum In a new study, an international team of researchers led by the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany, reconstructed the evolutionary history and global spread of malaria over the past 5,500 years, identifying trade, warfare, and colonialism as major catalysts...
Study Shows First Evidence of Sex Differences in How Pain Can Be Produced
Research suggests that males and females differ in their experience of pain, but up until now, no one knew why. In a recent study published in BRAIN, University of Arizona Health Sciences researchers became the first to identify functional sex differences in nociceptors, the specialized nerve cells that produce pain. The findings support the implementation of a...
Taking the Fall: How Stunt Performers Struggle with Reporting Head Trauma
In the heart-pounding action scenes of your favorite blockbuster, it’s not always the A-list actor taking the risks but the unsung heroes—stunt performers—who bring those breathtaking moments to life. However, behind the glamour lies a grim reality: the reluctance of these daredevils to report head trauma, fearing it could jeopardize their careers. In the recently...
Intermittent Fasting Shows Promise in Improving Gut Health, Weight Management
A new study by researchers from Arizona State University and their colleagues highlights a dietary strategy for significant health improvement and weight management. Participants following an intermittent fasting and protein-pacing regimen, which involves evenly spaced protein intake throughout the day, saw better gut health, weight loss and metabolic responses. These benefits were notably greater than...
Animals Self-Medicate with Plants − Behavior People Have Observed and Emulated for Millennia
When a wild orangutan in Sumatra recently suffered a facial wound, apparently after fighting with another male, he did something that caught the attention of the scientists observing him. The animal chewed the leaves of a liana vine – a plant not normally eaten by apes. Over several days, the orangutan carefully applied the juice...
To Combat Loneliness, Buy Experiences, Not Things
Last year, U.S. Surgeon General Vivek H. Murthy released an advisory that described loneliness and isolation as a national epidemic, with health consequences that rival those associated with cigarette smoking and obesity. To help address this pervasive isolation, Murthy’s office challenged Americans to find and act on ways to strengthen their social connections. New research by Amit Kumar, assistant professor...