Cardiovascular health and exercise: How much aerobic activity do you really need?
As a physician, I am often asked by patients how much aerobic exercise is truly necessary for optimal cardiovascular health.
4 hours ago
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Disease or Syndrome: Heart Diseases
Medical news and research articles
Lupus patients can lower their heart disease risk by sticking to one common treatment, study says
Lupus patients can significantly decrease their risk of heart disease if they consistently take their medication, a new study says. People with lupus had a higher risk of heart disease if they didn't consistently take hydroxychloroquine ...
Sep 21, 2026
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Are data centers actually noisy, and is this bad for our health?
In the United States, areas such as Michigan have been hotspots for residents pushing back against data center construction in their neighborhoods. Now, similar concerns about noise—and potential health impacts—are gaining ...
Sep 17, 2026
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People say they would not want to test embryos for traits like low IQ. But if given the information, they act on it
A study of more than 2,000 people in the United States and China finds that the line between medical and nonmedical traits, which underpins rules on embryo testing in most countries, does not match public preferences.
Aug 26, 2026
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How much sleep do I need? Why you can forget the eight‑hour sleep rule
For decades, the answer to "how much sleep does an adult need?" has been simple: eight hours. The idea dates back to the mid-19th century, when the notion of eight hours of work, eight for recreation and eight for sleep first ...
Aug 25, 2026
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FDA wants more information from food makers on new food chemicals
For decades, food manufacturers have been able to decide which food chemicals were safe enough to add to their products based on general government guidelines.
Aug 12, 2026
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What is driving America's heart disease crisis? Hypertension remains a big reason
Heart disease is the leading cause of death in the United States, according to the Journal of the American College of Cardiology. Its impact extends beyond biology, with social determinants such as food insecurity, socioeconomic ...
Aug 11, 2026
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Rising deaths in LA County Jail are tied to longer stays, study shows
The effects of stress, depression and inadequate health care in the Los Angeles County Jail—a blanket term widely used for the county's eight facilities—build up into lethal risk, a new study led by UCLA researchers has found.
Aug 6, 2026
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GLP-1 drug linked to heart benefits for high-risk patients
Adding the GLP-1 receptor agonist drug tirzepatide (marketed as Mounjaro) to standard care for patients with type 2 diabetes and heart disease is associated with a lower risk of a major cardiovascular event, such as a heart ...
Aug 5, 2026
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AI identifies previously unrecognized health insights in routine sleep studies
A novel AI model can use information collected during routine sleep studies to identify patients' long-term health risks, according to a new study published in Nature Communications. Developed by a multidisciplinary research ...
Aug 3, 2026
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