Credit: PixabayAs cannabis becomes legal in many parts of the US, attention is turning from the ethics of its use to its health effects. Recent research indicates that smoking cannabis does not reduce sperm quality, contradicting findings from some previous studies.Study Analyzes Semen Samples from 921 Men to Assess Sperm QualityThe study, conducted...
Credit: PixabayA new study suggests that antibodies can push our eyes into an enhanced repair mode, stimulating nerve cell regeneration in the retina beyond their normal healing capacity.New Treatment Shows Promise for Restoring Vision by Targeting Prox1 in MiceThe South Korean research team sees this treatment as a potential breakthrough for restoring vision once...
Credit: PixabayOne major hurdle in treating for Alzheimer's and other brain-related diseases is bypassing the brain's strong protective barriers. However, a new study offers a promising solution to this challenge.Nanoparticles Bypass Blood-Brain Barrier to Target Immune CellsThe brain’s primary defense system, blood-brain barrier (BBB), acts as a biological gatekeeper—allowing in only essential molecules and...
Credit: PixabayPeople usually catch the virus that causes cold sores in childhood, and it stays in their body for life, hiding quietly in the nerves. Occasionally, triggers like stress, illness, or injury can reactivate it, causing cold sores in some individuals.However, this very virus — known as herpes simplex virus type 1 — might...
Credit: PixabayAccording to the World Health Organization, over 2.5 billion adults around the world are currently overweight or obese. This alarming figure underscores the increasing global health crisis.Understanding the Risks and the Road to Lasting HealthObesity goes beyond just excess weight – it's a significant risk factor for a variety of serious health issues,...
Credit: PixabayNew research shows that childhood hardships can have long-term effects on the brain, with events like family conflict and poverty potentially impacting children's cognitive function for years.A team from Brigham and Women's Hospital in Massachusetts conducted this study, focusing on white matter—the brain's deeper tissue composed of communication fibers that transmit information between...
Credit: (Tatsiana Volkava/Moment/Getty Images)Do popular weight loss meds like Ozempic and Wegovy effectively treat obesity, but with potential long-term side effects? A recent study suggests these drugs may cause brain changes associated with depression.Ozempic and Wegovy are GLP-1 receptor agonists, named for mimicking the natural GLP-1 hormone in the brain, gut, and pancreas. This...
Credit: PixabayBy combining digital tumor models with AI, researchers pinpointed proteins that accurately indicate both the presence and severity of cancer. Because urine tests are non-invasive, they could enable painless, at-home diagnostics in the future. Upcoming large-scale clinical trials aim to improve early detection and reduce unnecessary biopsies for men globally.Early Detection Hurdles: The...
Credit: PixabayAn international team studied cancer tissue samples from 981 people in 11 countries, looking for DNA mutations. In more than half of early-onset cases, colibactin damage was linked to the mutations.Researchers have linked colibactin to this cancer, but they haven't studied its role in patients under 50. This may help explain why colorectal...
Credit: Illustration of Neisseria gonorrhoeae. (Alissa Eckert/CDC)Some strains of Neisseria gonorrhoeae, the bacteria causing gonorrhea, have become resistant to most antibiotics. Fortunately, a new class of antibiotics may offer a promising tool in the fight against this pathogen."How Alkyl Quinolones Trigger Bacterial Self-Destruction"The researchers studied alkyl quinolones (AQs), compounds bacteria use for defense and offense,...
