"GMA" shares an exclusive look inside the lab of the maker of such drugs as Mounjaro and Zepbound to show what it's doing to warn users about the dangers of counterfeit drugs.

Senator Bernie Sanders (D-VT) pushes for change in Washington as CEO of Novo Nordisk, maker of Ozempic and Wegovy, is under scrutiny for their high cost in the U.S.

Leah Hope said she kept her focus on being able to live a "big life."

Semaglutide drugs, like Ozempic and Wegovy, may help reduce the risk of an opioid overdose, according to a new study published in JAMA. Dr. Darien Sutton explains.

Senators questioned Novo Nordisk CEO Lars Jørgensen on Tuesday at a hearing over the costs of Ozempic, Wegovy and similar weight loss drugs, which are cheaper in other countries.

And, President Joe Biden delivers farewell address to the United Nations.

Senators grilled Novo Nordisk CEO Lars Jørgensen Tuesday over the costs of Ozempic and similar weight loss drugs.

Senators grilled Novo Nordisk CEO Lars Jørgensen Tuesday over the costs of Ozempic and similar weight loss drugs.

The CEO of drugmaker Novo Nordisk, which makes Ozempic and Wegovy, is set to testify at a hearing about the high cost of the drugs in the United States compared to other countries.

The pill is made by Novo Nordisk, the same company that makes Ozempic.

Dr. Leah Croll, a board-certified neurologist, helps break down a new weight loss medication presented by researchers in Spain that shows significant potential for weight loss that comes in pill form.

A new study finds the drug semaglutide appears to lower the risk of death from COVID in some patients. ABC News' Erielle Reshef reports.

David Ricks, the CEO of Eli Lilly, announced the weight-loss drug can be purchased directly without insurance coverage.

Researchers now say that the popular weight loss drug can substantially lower a person's risk of heart-related issues.

Eli Lilly says a new trial showed the key ingredient in its popular drugs Zepbound and Mounjaro helped slash the chance of developing type 2 diabetes by 94% among patients at high risk.

Bloomberg health reporter Madison Muller and Dr. Nate Wood break down the latest on how Ozempic and other weight loss drugs are transforming America.

The urgent alert from the Food and Drug Administration comes as more people turn to unauthorized versions of popular weight loss drugs.

The FDA says people may be subject to dosing errors.

The company is working on developing a once-a-day pill called danuglipron to treat obesity.

Pfizer announced that it has selected its preferred once-daily modified release formulation of danuglipron, a move that is significant in the obesity drug’s development.

Both medications are FDA-approved for people with Type 2 diabetes.

"GMA" looks at what to do after you reach your goal when taking medication for weight loss such as Ozempic or Wegovy.

GLP-1 medications such as Ozempic may help lower the risk of certain cancers.

ABC News’ Dr. Darien Sutton breaks down a new study which shows GLP1 weight loss medications could potentially cut the risks of certain cancers.

ABC News’ medical correspondent Dr. Darien Sutton reports on the new study that suggest weight loss drugs like Ozempic and Wegovy may help lower risk of certain cancers.

ABC News chief medical correspondent Dr. Jen Ashton talks about how drugs commonly used for weight loss could help those suffering from sleep apnea.

Prescriptions for GLP-1 weight loss medications for young people rose from 8,000 to more than 60,000 between 2020 and 2023.

ABC News’ medical correspondent Dr. Darien Sutton reports on the latest health headlines involving popular drugs used for weight loss.

In an open letter, Eli Lilly and Company, the maker of Mounjaro and Zepbound, says it's concerned about the dangers of fake and compounded versions of the popular drugs being sold online.

The drug maker behind some of the most popular drugs used for diabetes and obesity has issued an urgent warning about fake and compounded versions of its Mounjaro and Zepbound medications.

The Wall Street Journal reported shrinking waistlines may be fueling the hunt for smaller clothing sizes and impacting the fashion industry.

Heart disease is the leading cause of death in the U.S., and a big study looks at how they can impact those with cardiovascular issues and who may be overweight.

From birth defects to PCOS, Dr. Jen Ashton answers the most common questions she gets as an OBGYN when it comes to GLP-1 medications and pregnancy.

High-protein food products are on the rise, thanks to the popularity of certain medications used for weight loss.

A California man needed surgery after a rare shark attack near San Diego. ABC News' Rhiannon Ally has reaction from the lifeguard who rushed to the rescue.

The rise in medications used for weight loss means that the people who take them may need to make serious changes to their diets, including getting more protein.

ABC News' medical correspondent Dr. Darien Sutton breaks down the new study that showed patients using Ozempic had slowed the risk of illness and death in people with kidney disease.

A new study found drugs that are commonly used for weight loss like Ozempic and Wegovy were used by teenagers nearly 600% more from 2020 to 2023. Dr. Jen Ashton explains.

The new products are focused on having more protein, iron and calcium for those taking the appetite suppressing drugs.

The study looked at whether people on the drug maintained their weight loss.

Dr. Jen Ashton weighs in on what “maintenance” looks like for those on weight loss medication like Ozempic.

ABC News’ medical correspondent Dr. Darien Sutton breaks down the new study on Wegovy, finding that patients continually taking the medication maintained weight loss after four years.

ABC News chief medical correspondent Dr. Jen Ashton discusses Oprah apologizing for being a “major contributor” to diet culture.

The singer and talk show host recently admitted that she used medication to lose weight.

The singer and talk show host shared more about her weight loss journey.

Negelle Morris, Novo Nordisk's senior vice president and head of U.S. cardiometabolic sales, spoke exclusively with ABC News.

Oprah Winfrey has confirmed she is on a weight loss medication and says she no longer believes her weight struggles are her fault.

"Real Housewives" star Emily Simpson said she was shamed for using the drug to help lose weight.

Doctors share what to know about the safety of taking Ozempic and other new drugs targeted for Type 2 diabetes and obesity while trying to conceive.

Streisand's comment on an Instagram photo of McCarthy had people talking.