Regular exercise may help prevent dementia, study shows
In a new study, researchers found that regular exercise can improve brain function and may protect against dementia in middle-aged and older adults, with...
COVID-19 is a ‘stress test’ for the heart
As we continue to learn more about COVID-19, caused by the novel coronavirus SARS-CoV-2, it is not yet clear all the ways the disease...
Scientists find a new drug for diabetic eye disease
In a new study, researchers discovered a potentially effective treatment for diabetic retinopathy, a disease that swells and scars the retina.
With a single injection,...
One dose of vaccine may be enough for COVID-19 survivors
Although clinical trial data are encouraging, real-world evidence with regard to the COVID-19 vaccine remains scarce.
In particular, response to the vaccine among those previously...
Common depression drug may be first-ever treatment for osteoarthritis
A disease of the joints, osteoarthritis affects more than 30 million adults and is the fifth-leading cause of disability in the United States.
In a...
Humidity from masks may reduce severity of COVID-19
Masks help protect the people wearing them from getting or spreading SARS-CoV-2, the virus that causes COVID-19.
In a new study, researchers found evidence for...
Scientists find the causes of muscle weakness in older people
In a new study, researchers found biological mechanisms that make people more susceptible to muscle weakness in later life.
They found diseases such as osteoarthritis...
This study shows the biggest risk factors for COVID-19 death
In a recent study at the University of Maryland, researchers found that hospitalized COVID-19 patients have a greater risk of dying if they are men...
This common drug may increase heart disease risk
Glucocorticoids are steroids widely prescribed to treat a range of immune-mediated inflammatory diseases.
While high doses of steroids are known to increase the risk of...
This stuff in brain may have big role in depression
In a new study, researchers found that a tiny population of neurons known to be important to appetite may also have a big role...