CNN Health

The World Health Organization declared on Thursday the mpox outbreak is no longer a global health emergency.

During the Covid-19 pandemic, mental health-related visits to emergency departments rose sharply among children and adolescents. A new report published Thursday by the US Centers for Disease Control and Prevention shows signs of improvement, but poor mental health remains a "substantial public health problem," especially among teen girls.

The US Centers for Disease Control and Prevention is reporting the first known cases of an antifungal-resistant ringworm in the United States and urging providers to be on the lookout for such infections.

US Food and Drug Administration on Thursday paved the way for more gay and bisexual men to donate blood by finalizing new risk-based recommendations for blood donation. Going forward, prospective donors will be asked the same set of questions regardless of their sex or sexual orientation.

Having sleep apnea and another chronic condition such as obesity, diabetes and heart disease raises the risk of developing long Covid by up to 75% on average, according to a new study from the National Institutes of Health's RECOVER Initiative.

The national emergency around Covid-19 ends in the United States on Thursday, May 11. What does that mean about the threat that Covid-19 still poses to people? CNN Medical Analyst Dr. Leana Wen answers our questions.

Of the 16 patients who were able to complete all phases of the study, eight responded to the vaccine, which taught their immune systems how to recognize and fight off the cancer cells. None of those eight has seen their cancer return.

A "peanut patch" showed promising results in a late-phase clinical trial in toddlers with peanut allergies, according to a new study.

Advisers for the US Food and Drug Administration voted unanimously on Wednesday in support of making a birth control pill named Opill available over-the-counter, saying the benefits outweigh the risks.

People who have sleep apnea and spend less time in deep sleep may have more damage in the white matter of the brain, possibly hastening mental decline, a new study found.

Scientists have pieced together a new draft of the human genome that better captures humanity's genetic diversity.

Zillennials are a micro-generation of people on the cusp of Gen Z and millennial. How do they fit in between the two generations?

Marijuana and other products containing THC, the plant's main psychoactive ingredient, have grown more potent and more dangerous as legalization has made them more widely available.

May 10 is World Lupus Day, a global annual event that calls attention to lupus's impact on people worldwide to improve the quality of life for people impacted by the disease.

Black and Hispanic people who grew up in Chicago were exposed to gun violence at a "significantly and persistently higher rate" by age 40 than their White counterparts, a new report shows.

San Francisco International Airport has launched a program with the US Centers for Disease Control and Prevention to test wastewater from airplanes for traces of emerging coronavirus variants. Traces of the virus that causes Covid-19 can be detected in people's feces when they are infected, even if they don't have symptoms.

The DEA has extended the controlled medication prescription flexibilities allowed via the Covid-19 public health emergency set to end May 11.

A new review of prior research has found that most antidepressants used to relieve chronic pain are being prescribed without sufficient reliable evidence of their effectiveness.

If you're stressed at work and sleeping badly, that may be due to a lack of good leadership and support at your job, a new study found.

The US Preventive Services Task Force is proposing that all women at average risk of breast cancer start screening at age 40 to reduce their risk of dying from the disease, according to a new draft recommendation statement.