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PODCAST

Johns Hopkins Medicine

Johns Hopkins Medicine

Explore health topics, medical research, education programs and patient stories from Johns Hopkins Medicine in Baltimore, Maryland.

health & fitness medicine

All Episodes

1:06

Increasing rates of obesity and severe obesity may...

Johns Hopkins Medicine ·

2026/04/23

The good news is heart failure in people with severe obesity may be reversible with common weight loss drugs. The bad news is both obesity, with BMIs of around 30, and severe obesity, with a BMI of 42 or greater, … Increasing rates of obesity and severe obesity may presage increased rates of heart failure, Elizabeth Tracey reports Read More »

en-US

1:04

Is there another benefit besides weight loss of...

Johns Hopkins Medicine ·

2026/04/23

GLP-1 receptor agonists are effective in helping most people lose weight, and now a new study suggests that in those with severe obesity, a BMI of 42 or greater and who have a type of heart failure, this condition may … Is there another benefit besides weight loss of GLP-1s in people with severe obesity? Elizabeth Tracey reports Read More »

en-US

1:05

Can GLP-1 agonists help in heart failure and severe...

Johns Hopkins Medicine ·

2026/04/23

There’s a relationship between severe obesity and one type of heart failure, and it looks like it’s mediated by adding more phosphate groups, a process known as phosphorylation, to proteins in heart muscle cells, specifically to units within the muscle … Can GLP-1 agonists help in heart failure and severe obesity? Elizabeth Tracey reports Read More »

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1:05

What is severe obesity doing to the heart muscle’s...

Johns Hopkins Medicine ·

2026/04/23

Severe obesity may impede the ability of units inside heart muscle cells called sarcomeres to contract, and losing weight may reverse that condition. That’s according to research by cardiologist David Kass and colleagues at Johns Hopkins, who looked closely at … What is severe obesity doing to the heart muscle’s ability to contract? Elizabeth Tracey reports Read More »

en-US

1:05

How is obesity related to a common form of heart...

Johns Hopkins Medicine ·

2026/04/23

Heart failure with preserved ejection fraction, so-called HFpEF, is happening more frequently, especially in those with severe obesity. David Kass, a cardiologist and researcher at Johns Hopkins, and colleagues, have looked closely at heart muscle cells from this group of … How is obesity related to a common form of heart failure? Elizabeth Tracey reports Read More »

en-US

19:57

Decisions Your Loved Ones Shouldn’t Have to Guess |...

Johns Hopkins Medicine ·

2026/04/15

Would your loved ones know what to do if they had to make medical decisions on your behalf? For National Healthcare Decisions Day on April 16, Dr. Ivy Akid joins Medicine Made General to explain why planning ahead isn’t about … Decisions Your Loved Ones Shouldn’t Have to Guess | Medicine Made General Read More »

en-US

36:44

Ep 23: Leading Through Uncertainty: The Power of...

Johns Hopkins Medicine ·

2026/04/14

A deep dive into leading through uncertainty, this episode explores practical tools for navigating change and transition, highlights listening as a critical leadership skill, and offers principles for authentic communication that every leader can use. Access the podcast here. Have an … Ep 23: Leading Through Uncertainty: The Power of Listening in Times of Change | Johns Hopkins Medicine Office of Well-Being Read More »

en-US

1:07

There’s a new technique that may revolutionize one...

Johns Hopkins Medicine ·

2026/03/11

Maybe you’ve heard of CAR-T cells, a type of cell you have in your body that is supercharged in a lab and put back in to fight things like cancer. Biomedical engineering expert Jeremy Green at Johns Hopkins and colleagues … There’s a new technique that may revolutionize one type of T cell therapy, Elizabeth Tracey reports Read More »

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1:08

Can an injectable particle help supercharge your T...

Johns Hopkins Medicine ·

2026/03/11

CAR-T cells are a type of immune cell that have proven very effective for treating some types of cancer, yet limitations to their use exist. Biomedical engineering expert Jordan Green at Johns Hopkins says limitations including lengthy time and expense … Can an injectable particle help supercharge your T cells? Elizabeth Tracey reports Read More »

en-US

1:05

Can an mRNA containing particle help direct your T...

Johns Hopkins Medicine ·

2026/03/11

Using polyester to wrap mRNA to create an injectable particle may soon enable targeting of your T cells to fight some cancers and autoimmune diseases. That’s according to research by Jordan Green, a biomedical engineering expert at Johns Hopkins, and colleagues. … Can an mRNA containing particle help direct your T cells to specific targets? Elizabeth Tracey reports Read More »

en-US

1:03

Temporary changes to T cells may empower new...

Johns Hopkins Medicine ·

2026/03/11

Let’s say I take one type of immune cell from your blood, grow it in a lab and use a virus to cause changes in that cell so it recognizes cancer. Then I put it back in your body to … Temporary changes to T cells may empower new treatments for cancer and autoimmune disease, Elizabeth Tracey reports Read More »

en-US

1:12

Messenger RNA can be used to stimulate T cells to...

Johns Hopkins Medicine ·

2026/03/11

Put together a shelf-stable particle with a polyester shell, a homing mechanism, and mRNA instructions, and what do you have? A new technology that may be able to train your own T cells inside your body to combat some types … Messenger RNA can be used to stimulate T cells to fight cancer and autoimmune disease, Elizabeth Tracey reports Read More »

en-US

1:03

Trust but verify may be needed for pulse oximeters,...

Johns Hopkins Medicine ·

2026/03/09

With several studies saying oxygen measurements are too low and one saying they’re too high, how much can pulse oximeters be trusted in those with darker skin? Rohan Mathur, a critical care medicine expert at Johns Hopkins, says that oft … Trust but verify may be needed for pulse oximeters, Elizabeth Tracey reports Read More »

en-US

1:01

How do we account for opposite results from studies...

Johns Hopkins Medicine ·

2026/03/09

Critical care medicine relies on pulse oximeters, which estimate oxygen levels in someone’s blood, for many decisions regarding their care. Studies during the pandemic suggested the devices said there was more oxygen in the blood of someone with darker skin … How do we account for opposite results from studies on pulse oximeters? Elizabeth Tracey reports Read More »

en-US

1:03

What does a recent FDA funded study on pulse...

Johns Hopkins Medicine ·

2026/03/09

Do devices that measure oxygen levels in blood, known as pulse oximeters, measure too high or too low in those with darker skin? That’s the question now that results of an FDA funded study seem to contradict those of previous … What does a recent FDA funded study on pulse oximeters show? Elizabeth Tracey reports Read More »

en-US

1:04

Data from pulse oximeters can really impact patient...

Johns Hopkins Medicine ·

2026/03/09

If you are a person with darker skin should you be worried about the levels of oxygen in your blood a pulse oximeter is giving? Critical care expert Rohan Mathur at Johns Hopkins says past studies looking at this issue … Data from pulse oximeters can really impact patient care, Elizabeth Tracey reports Read More »

en-US

1:04

What is up with pulse oximeters? Elizabeth Tracey...

Johns Hopkins Medicine ·

2026/03/09

Do the devices known as pulse oximeters, which measure the amount of oxygen in someone’s blood, underestimate or overestimate this value in people with darker skin? Controversy swirls with release of data from an FDA funded study that runs counter … What is up with pulse oximeters? Elizabeth Tracey reports Read More »

en-US

22:42

Ep 9: Your Guide to Cold & Flu Season | Medicine Made...

Johns Hopkins Medicine ·

2026/02/26

It can be hard to distinguish symptoms from a common cold, the flu, or even COVID-19, but it’s important to know they aren’t treated the same way. Dr. Christine Krueger explains what it means to have an “upper respiratory infection," … Ep 9: Your Guide to Cold & Flu Season | Medicine Made General Read More »

en-US

1:05

What is an assembloid? Elizabeth Tracey reports

Johns Hopkins Medicine ·

2026/02/02

Brain organoids, cell collections grown in a lab to study diseases like Alzheimer’s, have created excitement because they are a bit more representative of a real brain. Johns Hopkins cell engineering expert Vasiliki Machairaki says there is another technique underway … What is an assembloid? Elizabeth Tracey reports Read More »

en-US

1:05

What is an organoid? Elizabeth Tracey reports

Johns Hopkins Medicine ·

2026/02/02

Using induced stem cells helps create models for diseases like Alzheimer’s disease that can be studied in a lab, but now three dimensional cell collections called organoids can also be developed from stem cells. Vasiliki Machairaki, a cell engineering expert … What is an organoid? Elizabeth Tracey reports Read More »

en-US

274 results

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