Rochester, Minnesota - Many people would say chocolate is delicious and satisfying. But its power as a natural aphrodisiac is less clear.

Scottsdale, Arizona - A tension headache is generally a diffuse, mild to moderate pain that's often described as feeling like a tight band around your head. A tension-type headache is the most common type of headache.

Rochester, Minnesota - Your oral health is more important than you might realize. Like other areas of the body, your mouth teems with bacteria — and those bacteria are mostly harmless. But your mouth is the entry point to your digestive and respiratory tracts, and some of these bacteria can cause disease.

Washington, DC - A new study has identified early risk factors that predicted heightened anxiety in young adults during the coronavirus (COVID-19) pandemic. The findings from the study, supported by the National Institutes of Health and published in the Journal of the American Academy of Child and Adolescent Psychiatry, could help predict who is at greatest risk of developing anxiety during stressful life events in early adulthood and inform prevention and intervention efforts.

Washington, DC - The rise of several significant variants of SARS-CoV-2, the virus that causes COVID-19, has attracted the attention of health and science experts worldwide. In an editorial published today in JAMA: The Journal of the American Medical Association, experts from the National Institute of Allergy and Infectious Diseases (NIAID), part of the National Institutes of Health, outline how these variants have arisen, concerns about whether vaccines currently authorized for use will continue to protect against new variants, and the need for a global approach to fighting SARS-CoV-2 as it spreads and acquires additional mutations.

Washington, DC - Enrollment has begun to test additional investigational drugs in the Accelerating COVID-19 Therapeutic Interventions and Vaccines (ACTIV) program. ACTIV is a public-private partnership program to create a coordinated research strategy that prioritizes and speeds development of promising COVID-19 treatments and vaccines. The new agents entering the randomized, placebo-controlled study are part of ACTIV-2, an adaptive trial designed to test investigational agents in non-hospitalized adult volunteers experiencing mild to moderate COVID-19 symptoms. ACTIV-2 is sponsored by the National Institute of Allergy and Infectious Diseases (NIAID), one of the National Institutes of Health, and is led by the NIAID-funded AIDS Clinical Trials Group (ACTG).