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Anxiety Disorders, Recognizing the Symptoms

People with anxiety disorders respond to certain objects or situations with fear and dread. They have physical reactions to those objects, such as a rapid heartbeat and sweating.

An Unexpected Role for the Brain’s Immune Cells

An important part of the brain's immune system, cells called microglia constantly extend and retract "branches" from their cell body to survey their environment.

Children with no COVID-19 symptoms may shed virus for weeks

New research suggests that children can shed SARS-CoV-2, the virus that causes COVID-19, even if they never develop symptoms or for long after symptoms have cleared

Study Reveals Networks of Genes Involved in Congenital Heart Disease

Over two million babies, children, and adults in the United States are living with congenital heart disease—a range of birth defects affecting the heart's structure or function