The blood circulates around the body 24 hours a day 7 days a week. Heart of a normal person has a regular rhythm, which allows enough oxygen and nutrients to reach all organs. In some individuals, ...

Scientists in Shanghai have used stem cells to create the world’s first laboratory-grown sinoatrial node – the tiny structure that acts as the heart’s natural pacemaker. Capable of beating ...

DEAR MAYO CLINIC: I have a slow heart rate, and my cardiologist has recommended that I have a pacemaker implanted. Can you tell me what a pacemaker does and what I should consider when I make this ...

Boston Scientific announced multiple recalls but has said its battery issues were limited. One internal test in 2025 found batteries with an “extremely high failure rate.” Credit...Illustration by Mel ...

Investigators may have discovered an alternative way to find Nancy Guthrie. The mother of three is still missing, with thousands of potential leads being looked at. She is 84 and said to be in need of ...

An expert tells PEOPLE why pacemakers have Bluetooth technology, and how it can help locate Savannah Guthrie’s missing mother Nathan Congleton/NBCU Photo Bank/NBCUniversal via Getty The Bluetooth ...

As the search for Nancy Guthrie stretches into its third week, investigators are turning their attention to a half-dollar-sized device they hope could lead to a breakthrough in the case: the ...

The Pima County Sheriff's Department previously highlighted the significance of Nancy’s pacemaker in the investigation, revealing additional details about its role in an approximate timeline of her ...

Emily Mae Czachor is a reporter and news editor at CBSNews.com. She typically covers breaking news, extreme weather and climate. Emily Mae previously wrote for outlets like the Los Angeles Times, ...

The search for Nancy Guthrie is in its eighth day, and investigators are still working around the clock to find her—and to find the person (or persons) behind her disappearance. Authorities believe ...

Forbes contributors publish independent expert analyses and insights. Physician who writes about the rising rates of cancer in young adults. This voice experience is generated by AI. Learn more. This ...

Data from Nancy Guthrie's pacemaker has helped shed light on the events leading up to her kidnapping, but there are significant limits in how much data the devices can collect. Most importantly for ...