Health & Science

A report from the U.S. surgeon general found significant disparities in smoking rates based on race, income and sexual orientation, and said smoking and secondhand smoke cause 500,000 deaths every year.

Robert F. Kennedy Jr. has promoted claims about vaccines that contradict the overwhelming consensus of scientists.

A new survey from Orlando Health found 39% of American adults worry about how much they will eat over the holidays, but dietitians say fears of weight gain or other negative effects are overblown.

A study from the American Association for the Study of Liver Diseases found beer drinkers usually have less healthy lifestyles than drinkers who prefer wine, liquor or a combination of alcohol types.

With the rise of telemedicine and testosterone replacement clinics opening up across the country, access to the drug has never been easier.

Dentists say fluoridated water was one of the most significant public health advances in recent memory. The incoming administration may not see it that way.

Fluoride is added to drinking water to prevent tooth decay and reduce other dental-related illnesses, according to the American Dental Association and CDC.

The Centers for Disease Control and Prevention has warned of an unusual increase in bacterial infections caused by Mycoplasma pneumoniae.

Dr. Bryant Lin is hoping his cancer journey can be a teaching moment for future physicians.

A clinical trial is testing whether an existing drug could benefit patients with Alzheimer’s disease, in hopes of making symptom-improving medication more accessible for people experiencing mild cognitive impairment.

For decades, when babies with congenital heart defects needed stents, doctors would modify ones meant for adults so they would fit into much smaller hearts.

Due to a new FDA rule, women 40 and older in every state are now receiving letters about their breast density along with their standard mammogram results.

Commonly referred to as “forever chemicals,” PFAS are found in many everyday products and even inside our bodies. So what are they?

Research suggests that concussions from football can raise the risk of Parkinson’s and other neurodegenerative diseases.

Black women are more likely than white women to die from even the most treatable types of breast cancer, a study published Tuesday in the Journal of Clinical Oncology found.

Doctors and public health workers across the U.S. are racing to develop innovative and unconventional strategies to test and treat people for the infection.

Four people have received hearts or kidneys from pigs. Some of their relatives recount a roller coaster of hope and uncertainty.

Dr. Lauren Streicher, a clinical professor of gynecology, joins “Chicago Today” to bust common health myths, from the hype around cycle syncing to the truth about organic tampons.

Scientists have long considered that the world’s most common sexually transmitted infection, human papillomavirus, or HPV, may be a driver of infertility.

Mpox, formerly known as monkeypox, is a virus first discovered in 1958 that causes fever, headache, muscle aches and exhaustion and eventually painful, fluid-filled blisters, or “pox,” over the body.