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Cardiology news

Effective cholesterol absorption from the intestine may increase the risk of serious cardiac events

The way in which the body processes cholesterol affects the risk of cardiovascular diseases. LDL cholesterol is obtained from saturated fats in food and from hepatic cholesterol synthesis. Its accumulation in the arterial ...

As syphilis cases rise, study links infection with higher risk of stroke, heart attack and other serious problems

Syphilis has been rising sharply in the United States, with especially high rates in Southern states. Now, a new study from Tulane University researchers suggests the long-term infection may carry another risk that is often ...

More aggressive cholesterol-lowering improves heart outcomes

Using cholesterol-lowering medications more intensively to achieve a more aggressive target for low-density lipoprotein cholesterol (LDL-C) reduced the rate of major cardiovascular events by one-third among patients with ...

The new cholesterol guideline: What to know

For the first time since 2018, a clinical guideline from the American College of Cardiology and the American Heart Association for screening and managing blood cholesterol levels has been updated and jointly published in ...

Zone 2, 3, 4? What do heart rate zones mean for your health?

Runners, cyclists and gym-goers with wearable fitness trackers are no doubt familiar with the five "heart rate" zones. Ranging from low to very high intensity, these zones are calculated as percentages of a person's maximum ...

New MRI system could aid early detection of heart failure

The heart's ability to use oxygen efficiently is a critical indicator of its health, but tests to measure this function have drawbacks that can limit their use. A new Cedars-Sinai Health Sciences University study found that ...