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MONDAY, Nov. 13, 2023 (Healthday News) — In a finding that could change the landscape of heart disease care, the wildly popular weight-loss drug Wegovy has proved its mettle in protecting the heart after lowering the risk of cardiac problems in patients by 20%. The results from this large, international study had been eagerly awaited by scientists and doctors alike. Why? It is the first to show that Wegovy’s therapeutic powers may extend to the cardiovascular system, helping prevent a heart attack, stroke or a heart-related death in people who already have heart disease but not diabetes. “It moves from a kind of therapy that reduces body weight to a therapy that reduces cardiovascular events,” study author Dr. Michael Lincoff, vice chairman for research in the department of cardiovascular medicine at the Cleveland Clinic, told the Associated Press. A high-dose version of the diabetes drug Ozempic, which already has been shown to lower the risk of heart problems in people who have diabetes, Wegovy seems to do the same for heart patients who don’t have the blood sugar disease. Dr. Francisco Lopez-Jimenez, a heart expert at the Mayo Clinic, told the AP that he believes the new findings will alter heart treatment guidelines and “dominate the conversation” for years to come. “This is the population who needs the medicine the most,” said Lopez-Jimenez, who wasn’t…  read on >  read on >

MONDAY, Nov. 13, 2023 (Healthday News) — Two new gene-editing treatments that target dangerously high levels of cholesterol in people with a genetic predisposition to the condition were found safe and effective in new, groundbreaking research. While powerful drugs like statins can help manage cholesterol in most people, they can’t treat those who have genes that predispose them to heart troubles. But the duo of studies, presented Sunday at the American Heart Association (AHA) annual meeting in Philadelphia, may one day change that. Both treatments will need years of additional research before the U.S. Food and Drug Administration would even consider approving them, but that didn’t dampen the excitement among heart experts. “There is no way to categorize this other than revolutionary,” Dr. Hugh Cassiere, director for critical care services at South Shore University Hospital, Northwell Cardiovascular Institute, in New York, told NBC News. He was not involved with either study. One of the treatments, from Boston-based Verve Therapeutics, uses a gene-editing approach that targets the PCSK9 gene, making a tiny change to the gene. The effect is akin to a permanent eraser, deleting the gene’s ability to fuel a rise in cholesterol levels, Verve co-founder and CEO Dr. Sekar Kathiresan told NBC News. In theory, the one-time treatment should last a lifetime. “Instead of daily pills or intermittent injections over decades to lower bad cholesterol, this…  read on >  read on >

Cutting out just one teaspoon of salt every day lowers blood pressure almost as much as medication does, new research shows. Investigators said theirs is one of the largest studies ever to include people taking high blood pressure meds in a look at the effect of reducing dietary intake of sodium. “We found that 70-75% of all people, regardless of whether they are already on blood pressure medications or not, are likely to see a reduction in their blood pressure if they lower the sodium in their diet,” said study co-author Norrina Allen, a professor of preventive medicine at Northwestern University Feinberg School of Medicine in Chicago.   She said researchers previously didn’t know if people already on blood pressure meds could lower their blood pressure even more by reducing their sodium intake. In the study, middle-aged to elderly participants reduced their salt intake by about 1 teaspoon a day.  “The result was a decline in systolic blood pressure by about 6 millimeters of mercury (mm Hg), which is comparable to the effect produced by a commonly utilized first-line medication for high blood pressure,” said co-principal investigator Dr. Deepak Gupta, an associate professor of medicine at Vanderbilt University Medical Center, in Nashville, Tenn.  Systolic blood pressure is the pressure in your arteries as your heart beats. It’s the first number in a blood pressure reading.…  read on >  read on >

Young people who smoke and have prediabetes have triple the risk of suffering a stroke, a new study shows. Overall, hospitalized tobacco users with prediabetes had a 3.3 times higher risk that they were in the hospital due to a stroke, after researchers accounted for other risk factors. The findings “warrant early screening and prevention strategies for prediabetes in young tobacco users in order to curtail their risk of stroke,” said lead researcher Dr. Advait Vasavada, a resident in family medicine at the University of Nebraska Medical Center in Omaha. Vasavada plans to present the findings at the American Heart Association (AHA) annual meeting, being held from Nov. 11-13 in Philadelphia. Findings presented at a medical meeting should be considered preliminary until published in a peer-reviewed journal. For the study, Vasavada’s research team analyzed records for more than 1 million tobacco users ages 18 to 44 who were admitted to a U.S. hospital in 2019. All the young adults included in the study were considered healthy, with no heart disease risk factors like high blood pressure, type 2 diabetes, elevated cholesterol or obesity. However, their charts showed that all were long-term tobacco users who were dependent on nicotine and had a hard time cutting back or quitting. Looking more closely, researchers found that about two out of every 1,000 also had prediabetes – elevated blood…  read on >  read on >

An experimental device that isolates blood flow to the brain has the potential to revolutionize brain research. The device redirects the brain’s blood supply through a pump that maintains or adjusts a range of variables necessary to maintain the organ, including blood pressure, temperature, oxygenation and nutrients, researchers report. When tested on a pig brain, the device maintained brain activity and health over a five-hour period, researchers at UT Southwestern Medical Center found. The device could lead to new ways to study the human brain without influence from other bodily functions, researchers said. “This novel method enables research that focuses on the brain independent of the body, allowing us to answer physiological questions in a way that has never been done,” Dr. Juan Pascual, a professor of neurology, pediatrics, and physiology at UT Southwestern, said in a medical center news release. The findings were published recently in the journal Scientific Reports. Researchers have already used the system to better understand the effects of low blood sugar in the absence of other factors. Although scientists can induce low blood sugar in lab animals by restricting food intake or dosing them with insulin, the body can compensate by altering metabolism and cloud the results. This new device allows researchers to directly alter the blood sugar pumped into the brain. The device also could lead to improvements to…  read on >  read on >

The Thanksgiving table is typically loaded down with turkey, stuffing, gravy, mashed potatoes and all kinds of pie, but nutritionists say kids should also be encouraged to eat fresh fruit and vegetables during the holiday meal. Precious few children eat enough fruits and vegetables the rest of the year, so the Academy of Nutrition and Dietetics encourages families to prepare Thanksgiving meals that incorporate cranberries, apples, pumpkins and green beans. “Simplicity is key when it comes to feeding children, especially during holidays when meals are more formal and the dishes are more dramatic,” said registered dietitian and nutritionist Amy Reed, an academy spokesperson from Cincinnati Children’s Hospital. “Instead of serving children a vegetable casserole, set out a tray of raw vegetables and fruits because many kids like things to be plain,” she suggested in an academy news release. “Offering different dips on the side allows them to customize their food and may encourage them to try something new.” But don’t be surprised if they still balk a bit. “My family loves our Thanksgiving staples of turkey and gravy, green beans, cranberry sauce and sweet potato, but we can be flexible for our young guests who might not feel the same way about our traditional feast,” said registered dietitian nutritionist Jessica Sylvester, an academy spokesperson from Boca Raton, Fla. Sylvester offered these tips for children who…  read on >  read on >

FRIDAY, Nov. 10, 2023 (Healthday News) — Two federal health agencies are investigating a salmonella outbreak linked to dog food that has sickened seven people in seven states, nearly all of them infants. On Thursday, the U.S. Food and Drug Administration announced a recall of Victor Hi-Pro Plus dry dog food, a brand tied to the outbreak, while the U.S. Centers of Disease Control and Prevention also issued a health alert advising people what to do to avoid infection. Included in the recall are several other brands of dry dog and cat food sold by the maker of Hi-Pro Plus, Mid America Pet Food. The company has voluntarily recalled all the pet food brands it manufactured with a best by date before 10/31/2024, which include Victor, Eagle Mountain, Wayne Feeds and two varieties of Member’s Mark pet foods. These products include both dog and cat foods and were sold in retail stores and online, the FDA said. Six of the seven salmonella cases involved children aged 1 or younger, the FDA noted. Five of the cases reported exposure to dogs and three reported feeding Victor pet food to their pets. One person was hospitalized, and no deaths have been reported. According to the CDC alert, those who have fallen ill were infected by touching contaminated dog food and dog bowls, or by touching the poop or saliva…  read on >  read on >

About one in eight military families are turning to food banks and community pantries to make ends meet and feed their children, a new study finds. More than 13% of military families with at least one child said they used a food bank at least once in the past 12 months, according to a 2021 survey of more than 8,300 families with an active service member in the U.S. Army or Air Force. The odds of using a food pantry increased by 35% for each dependent child in the family, the results showed. “If we look at the American population in general, about half of Americans are living paycheck to paycheck,” said lead researcher Catherine O’Neal, an assistant professor in the University of Georgia’s College of Family and Consumer Sciences. “So, it’s not really all that surprising that what we’re seeing with the military reflects the broader population.” Army families were 131% more likely to use a food bank than Air Force families, and lower-ranking service members were more likely to need a food bank than those of higher rank, researchers found. Asian, Black and multiracial families were about 50% more likely to use a food bank than White families. Previous research has shown that about one in four military families experience some level of food insecurity. Given this, researchers suspect more military families might…  read on >  read on >

Having high insulin levels may be more than tough to manage when you have diabetes: New research shows it also appears to raise the risk of pancreatic cancer. In the study, scientists found excessive insulin levels overstimulated pancreatic acinar cells, which produce digestive juices. This overstimulation triggers inflammation that turns these cells into precancerous cells. “Alongside the rapid increase in both obesity and type 2 diabetes, we’re seeing an alarming rise in pancreatic cancer rates,” said co-senior study author James Johnson, a professor in the Department of Cellular and Physiological Sciences and interim director of the Life Sciences Institute at the University of British Columbia (UBC) in Vancouver. “These findings help us understand how this is happening, and highlights the importance of keeping insulin levels within a healthy range, which can be accomplished with diet, exercise and, in some cases, medications,” Johnson said in a university news release. The study focused on pancreatic ductal adenocarcinoma (PDAC). This is the most prevalent pancreatic cancer. It is highly aggressive with a five-year survival rate of less than 10%. By 2030, PDAC is expected to become the second leading cause of cancer-related deaths. The new study sheds light on the role of insulin and its receptors in pancreatic cancer risk. “We found that hyperinsulinemia [high insulin levels] directly contributes to pancreatic cancer initiation through insulin receptors in acinar…  read on >  read on >

A Mr. Magoo with thick glasses peering out from behind the wheel might not inspire confidence from his fellow motorists, but a new study shows other types of vision loss might be even more dangerous while driving. Loss of peripheral vision also can dramatically increase the risk of a car crash, Australian researchers presented in findings this week at the American Academy of Ophthalmology’s annual meeting in San Francisco. Such research is considered preliminary until published in a peer-reviewed journal. Eye chart tests check for visual acuity, or the ability to see distant objects clearly, and state laws generally require motorists to have 20/40 vision or better in at least one eye to drive unrestricted. But researchers instead focused on visual field, or how widely a person can see when staring straight ahead. A wide field of vision would allow drivers to see potential hazards on either side of a car while still paying attention to what is in front of them. The research team at Western Australia University evaluated nearly three decades’ worth of data on more than 31,000 drivers aged 50 or older. More than 4,000 of the older drivers (14%) had been involved in at least one car crash, and more than half of those were experiencing some extent of visual field loss. Analysis showed that visual field loss of any sort…  read on >  read on >