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Macrophages are the first line of defense of the immune system, helping fight infections and keeping tissues healthy. But in the context of some chronic diseases, these immune cells undergo changes and become pathogenic, helping drive disease and create inflammation.
If you've ever had an adverse reaction to something you've eaten or experience ongoing digestive issues, you may wonder if you have a food allergy, intolerance or sensitivity.
Doctors and researchers are puzzled by a recent rise in what might seem like an antiquated problem: iodine deficiency.
For people suffering from the burning, tingling and shooting pain of neuropathy, current treatments are limited and often fail to bring lasting relief. But help may be on the horizon.
With so much confusion around what makes a grain food truly healthy, new research now offers a clearer picture: a combination of grain foods can support better nutrition and metabolic health when they deliver on nutrient density.
Family connections, personal dreams and simple joys were among the reasons given by at-risk adolescents.
A new study led by the Centenary Institute and the University of Sydney shows that a nasal vaccine could offer powerful protection against COVID-19. It works by stopping infection in the nose before the virus spreads through the body.
A new study explains why smokers have a higher chance of developing pancreatic cancer and why they tend to have worse outcomes than nonsmokers.
A COVID wave is washing over California, with the state seeing continued increases in the number of newly confirmed cases and hospitalizations as some officials urged the public to take greater precautions.
The process of improving the synchronization between visual perception and motor skills is called visuomotor learning. It entails adaptation of movements based on visual information. This kind of training can help with skill development and rehabilitation by enhancing motor skills.
On September 3rd, Colorado's top health official issued an order allowing pharmacists to provide COVID-19 vaccines without a prescription after two major chains announced they would limit the shots in their stores.
When a child is critically ill, families often face one of the most heartbreaking questions imaginable: how should a medical team intervene when a patient's heart stops beating or they are unable to breathe independently?
With flu season approaching and COVID-19 remaining a threat, infectious disease expert Erin Carlson encourages people to consult with their family physicians about getting vaccinated to avoid serious illness, hospitalization or death this fall and winter.
In rural and underserved areas—particularly Native American communities—early signs of dementia often go unrecognized. This could be because access to specialized care is limited, and symptoms are easily mistaken for normal memory loss due to aging.
Scientists have found that the diabetes/weight loss drug semaglutide, sold commercially under brand names like Ozempic and Wegovy, significantly reduces cocaine-seeking behavior in rats. This work needs to be confirmed in humans, but it suggests that semaglutide is a candidate to be developed as a treatment for cocaine dependency; at the moment there is no effective pharmacological treatment for cocaine dependency.
Cognitive reserve (CR) is the brain's ability to maintain cognitive function despite age-related brain changes, damage or disease. It reflects an individual's capacity to cope with these changes by utilizing pre-existing cognitive strategies or developing compensatory mechanisms.
Patients with atrial fibrillation who live in neighborhoods with poor access to full-service grocery stores face sharply higher odds of stroke and death, according to a new study from Tulane University.
Deep in the Bolivian Amazon exists a forager-horticultural community called the Tsimane. Researchers look to them for insights on how the human body functioned prior to modern technologies, as their lifestyles remain the closest to that of our ancestors.
A new UCLA Health study found that taking an eight-strain probiotic daily may reduce the risk of pouchitis, a common inflammatory condition that occurs after colon removal surgery for ulcerative colitis, but the treatment may not be worth the cost depending on a patient's likelihood of flare-ups.