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Cardiology news

Atherosclerosis may meet key criteria for autoimmune disease, evidence suggests

In autoimmune diseases, the immune system turns against the body through pathogenic high-affinity B cells or T cells, leading to severe organ damage. Multiple sclerosis (nervous system paralysis), type 1 diabetes (a strong ...

Mitochondrial DNA mutations may help turn aging hearts toward failure

Researchers at Karolinska Institutet have shown that mutations in mitochondrial DNA (mtDNA), which accumulate in many tissues as we age, can actively contribute to impaired heart function. Until now, it has been difficult ...

What PREVENT can tell you about heart disease risk

We often think about heart disease as something that suddenly happens, like a heart attack, requiring a trip to the emergency room. In reality, cardiovascular disease often develops silently over years or even decades before ...

FDA-issued sodium targets yield no apparent impact

In 2021, the U.S. Food and Drug Administration (FDA) issued Phase I voluntary sodium reduction targets to encourage manufacturers to lower the amount of sodium in packaged food products by 2024. The targets appear to have ...

Artery-on-a-chip helps predict stroke risk

Predicting an individual's risk of ischemic stroke is difficult because thrombosis embolization—the process of a blood clot detaching from the area where it formed, traveling and then sticking in another blood vessel—is based ...

Misfolded DNA blueprint: A new origin for genetic disease

Congenital heart disease is the most common birth defect, affecting approximately 1 in 100 babies born each year. One of the many causes of this disorder is having only one functional copy of the gene TBX5, rather than the ...

Why air travel can be so hard on the body

At any given time, hundreds of thousands of people are traveling by air. For many, these journeys will pass without consequence. But for some, a routine flight may trigger a health emergency.

Hemodialysis mortality risks by blood type

Do you know your blood type? It is important information used for blood transfusions, but few realize that blood types could also be linked to disease risks. In the general population, people with blood type O have been reported ...

Women with PMOS at four-fold higher risk of heart disease

Women with polyendocrine metabolic ovarian syndrome (PMOS; also known as polycystic ovary syndrome or PCOS) face a fourfold higher risk of heart disease than women without PMOS, according to a new nationwide U.S. study published ...