T Cells Found Living in Healthy Brains

Summary: Contrary to long-standing beliefs, T cells—key immune cells—have been discovered in the healthy brains of both mice and humans. These cells, previously thought to only enter the brain during…

Too much sitting increases risk of future health problems in chest pain patients – new research

For patients hospitalized with chest pain, the amount of time they spend sedentary afterward is linked to a greater risk for more heart problems and death within a year. That’s…

Inflammation Triggers Repetitive Behaviors in ASD and OCD

Summary: New research reveals that chronic brain inflammation can directly lead to repetitive behaviors, often seen in conditions like autism spectrum disorder (ASD) and obsessive-compulsive disorder (OCD). In mice with…

Inflammation Tied to Motivation Loss in Schizophrenia

Summary: A new study has uncovered a biological link between inflammation and motivational deficits in people with schizophrenia, identifying a promising treatment target for symptoms that current medications fail to…

Measles can ravage the immune system and brain, causing long-term damage – a virologist explains

The measles outbreak that began in west Texas in late January 2025 continues to grow, with 400 confirmed cases in Texas and more than 50 in New Mexico and Oklahoma…

Insomnia can lead to heart issues − a psychologist recommends changes that can improve sleep

About 10% of Americans say they have chronic insomnia, and millions of others report poor sleep quality. Ongoing research has found that bad sleep could lead to numerous health problems,…

Spike Protein Lingers in Brain, Fuels Long COVID

Summary: A new study reveals that the SARS-CoV-2 spike protein remains in brain-protective tissues and skull bone marrow for years after infection, potentially driving long COVID’s neurological symptoms. Using advanced…

Immune System Gene Linked to Hyperactivity, ADHD and Autism

Summary: Researchers have uncovered a link between the immune gene regulator STAT1 and hyperactive behaviors in mice, offering new insights into neurodevelopmental disorders like autism and ADHD. STAT1, vital for…

Knee problems tend to flare up as you age – an orthopedic specialist explains available treatment options

Knee injuries are common in athletes, accounting for 41% of all athletic injuries. But knee injuries aren’t limited to competitive athletes. In our everyday lives, an accident or a quick…

Gene Activity in Depression Linked to Immune System and Inflammation

Summary: A new study reveals that inflammation and immune system activation are closely linked to major depressive disorder (MDD), particularly in those resistant to standard antidepressants. Researchers analyzed gene expression…