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It doesn’t matter if you exercise every day or squeeze it all into the weekend. If you do the recommended 150 minutes of moderate to vigorous physical activity a week, you’ll get heart benefits, a new study finds. Both regimens protect you from atrial fibrillation (a-fib), heart attack, heart failure and stroke, compared with inactivity, researchers reported in the July 18 issue of the Journal of the American Medical Association. “Our study suggests that it’s the volume of activity, rather than the pattern, that matters most in terms of cardiovascular health,” said lead researcher Dr. Shaan Khurshid, a research fellow in medicine at Massachusetts General Hospital in Boston. Efforts to increase physical activity, whether they’re spread out evenly or concentrated within a day or two each week, result in similar protective effects on several cardiovascular outcomes and overall cardiovascular health, he said. “I think these findings should be encouraging, counter to the notion some people may feel that if they can only exercise, you know, once or twice a week they shouldn’t do it at all, or not expect to have the benefit,” Khurshid said. This is good news for the legions of so-called weekend warriors. In this study of nearly 90,000 British adults, half of active individuals accrued most of their exercise in one to two days. The study highlights the flexibility with which…  read on >  read on >

Dr. Dan Iosifescu’s patient had a history of depression and had done well for a number of years. But the illness returned with a vengeance. “They truly tried to get better with a series of different medications, and none of them did anything. If anything, they were experiencing a lot of side effects,” Iosifescu said, rendering them “unable to take part in their normal life routines, becoming more estranged from their family, unable to do even their daily routines.” Then the patient was given ketamine, and everything changed. “The treatment with ketamine over a span of just a few weeks was dramatic, essentially 180-degree resolution of all these symptoms where the person, as if by miracle, essentially returned to their previous level of functioning and previous level of relatively good mood,” said Iosifescu, a psychiatry professor at NYU School of Medicine in New York City. Ketamine has been examined for several years as a way to treat depression, a major cause of disability worldwide. The drug is a “dissociative” anesthetic. A new study conducted in Australia and New Zealand found that a low-cost version of ketamine helped 20% of participants with severe depression achieve total remission from their symptoms, while a third had symptoms improve by at least 50%. By comparison, only 2% of the control group achieved total remission from their symptoms. The trial…  read on >  read on >

Patients could find lifesaving benefits in using a home blood pressure cuff. New research finds that home blood pressure monitoring saves lives and cuts costs. It also reduces health care disparities in racial and ethnic minorities and rural residents. Furthermore, regular self-testing better controls high blood pressure, especially in underserved patients, reducing the risk of stroke and heart attack, researchers recently reported in the American Journal of Preventive Medicine. Home blood pressure monitoring “facilitates early detection, timely intervention and prevention of complications, leading to improved control and better health outcomes,” co-lead investigator Yan Li said in a journal news release. Li is a professor in the School of Public Health at Shanghai Jiao Tong University School of Medicine in China. Researchers analyzed data from the 2019 Behavioral Risk Factor Surveillance System, a U.S. telephone survey. They projected that starting home blood pressure monitoring, in lieu of traditional clinic-based care, could reduce heart attack cases by about 5% and stroke cases by almost 4% over 20 years. The benefits were greatest for Black people, women and rural residents compared to white people, men and urban residents. Starting home blood pressure monitoring in rural areas could lead to a potential reduction of more than 21,000 heart attacks per 1 million people compared to 11,000 cases per 1 million people in urban areas, the study showed. Uncontrolled high…  read on >  read on >

In areas where Black Americans have been historically affected by discriminatory housing practices, there is higher heart failure risk, according to new research. Researchers studying more than 2.3 million U.S. adults between 2014 and 2019 found that heart failure today was linked to “redlining,” which began in the 1930s. Heart failure risk for Black people who lived in these redlined ZIP codes was higher than for those who did not. “Although discriminatory housing policies were effectively outlawed nearly a half-century ago, the relationship between historic redlining practices and people’s health today gives us unique insight into how historical policies may still be exerting their effects on the health of many communities,” study co-author Dr. Shreya Rao said in an American Heart Association news release. Rao is a cardiologist and assistant professor in the department of internal medicine at the University of Texas Health Science Center at San Antonio. For the study, the researchers used data from the Medicare Beneficiary Summary Files. Study participants were age 71, on average. More than 801,000 participants were Black. The investigators mapped historical redlining maps onto modern day maps of 1,044 ZIP codes in the United States. They sorted them into four groups ranging from least to most exposed to redlining. “Ultimately, we were most interested in assessing the difference in risk of heart failure between individuals from communities with…  read on >  read on >

While nursing home residents are at high risk for bad outcomes if they get COVID-19, use of antiviral treatments, such as monoclonal antibodies, was low through most of 2021 and 2022. The authors of a new study, led by Brian McGarry, a health services researcher at the University of Rochester Medical Center in New York, called that fact alarming. Using data from the U.S. Centers for Disease Control and Prevention National Healthcare Safety Network for May 2021 to December 2002, McGarry and collaborators at Harvard University found that just 18% of COVID-19 cases in nursing homes were treated with antiviral medicine. Even after easier-to-administer and widely available oral treatments were authorized, only 1 in 4 nursing home residents received these life-saving medications, the investigators found. The study considered more than 763,000 COVID-19 cases in more than 15,000 U.S. nursing homes. Everyone in a nursing home meets current clinical guidelines to be considered for antiviral treatment. By the end of last year, however, 40% of nursing homes reported that they had never used any of the antiviral treatments. And for-profit and lower-quality facilities, as well as those with higher shares of Medicaid and non-white residents, were less likely to use antivirals, the study authors noted. This likely contributed to disparities in COVID hospitalizations and deaths, the researchers suggested in a university news release. The report was…  read on >  read on >

A new study offers the first-ever county-level estimates of Alzheimer’s disease in the United States. It shows that the East and Southeast have the highest prevalence of Alzheimer’s dementia, which researchers said may owe in part to the higher percentages of older people, and Black and Hispanic residents in those regions. The study covered all 3,142 U.S. counties. “These new estimates add more granular data to our understanding of Alzheimer’s prevalence across the country,” said Kumar Rajan, a professor of internal medicine at Rush Medical College, in Chicago. “This information, in addition to raising awareness of the Alzheimer’s crisis in specific communities, may help public health programs better allocate funding, staffing and other resources for caring for people with Alzheimer’s and all other dementia.” Data came from the Chicago Health and Aging Project and U.S. government population estimates. The highest rates of Alzheimer’s, in counties with 10,000 or more seniors, were in Miami-Dade County, Fla.; Baltimore City, Md.; and Bronx County, N.Y., with 16.6% each. Close behind were Prince George’s County, Md., at 16.1%; Hinds County, Miss., 15.5%; Orleans Parish, La., 15.4%; Dougherty County, Ga., 15.3%; Orangeburg County, Ca., 15.2%; and Imperial County, Ca. and El Paso County, Texas, each at 15%. Age is a primary risk factor for Alzheimer’s. Older Black Americans are about twice as likely to have Alzheimer’s or other dementias as…  read on >  read on >

Another experimental drug meant to slow the damage of Alzheimer’s appears poised to join a growing arsenal of new treatments for this memory-robbing disease. In research published online Monday in the Journal of the American Medical Association and presented simultaneously at the Alzheimer’s Association International Conference in Amsterdam, the drug donanemab slowed memory and thinking declines in early symptomatic Alzheimer’s patients by more than one-third. About 47% of those taking the medication had no decline on a key measure of thinking over a year, compared to 29% of patients on a placebo. “If approved, we believe donanemab can provide clinically meaningful benefits for people with this disease and the possibility of completing their course of treatment as early as 6 months once their amyloid plaque is cleared,” Anne White, executive vice president of Eli Lilly and president of Lilly Neuroscience, said in a company news release. “We must continue to remove any barriers in access to amyloid-targeting therapies and diagnostics in an already complex healthcare ecosystem for Alzheimer’s disease.” The company added that it has already completed an application for traditional approval from the U.S. Food and Drug Administration. “People living with early, symptomatic Alzheimer’s disease are still working, enjoying trips, sharing quality time with family — they want to feel like themselves, for longer,” Dr. Mark Mintun, group vice president of neuroscience research &…  read on >  read on >

The national 988 Suicide & Crisis Lifeline has hit its one-year anniversary, and it appears that the public is increasingly turning to the number in times of darkness. The most recent statistics show a substantial increase in call volume, with nearly 160,000 more crisis calls, chats and texts in May 2023 compared to May 2022 — two months before 988’s activation on July 16. Compared to a year before, calls answered in May increased by 45%; chats answered increased by 52%; and texts answered increased by 938%, according to 988 performance stats monitored by the federal Substance Abuse and Mental Health Services Administration. Overall, 988 operators have answered more than 2.3 million calls and nearly 600,000 texts in the past year, Chuck Ingoglia, president and CEO of the National Council for Mental Wellbeing, said in a council news release. “It was a great idea to begin with and has delivered a lot of its promise already,” said Dr. Petros Levounis, president of the American Psychiatric Association. “More and more people know about 988, and what’s truly great about it is when you call 988, you get a human being to talk with you, not a robot but a trained person who knows how to deal with crisis.” But experts say more progress needs to be made for 988 to reach its full potential. Most Americans…  read on >  read on >

If your child has ever taken a knock to the head on the playing field, a new study has some reassuring news: There’s no evidence that a concussion shaves points from a kid’s IQ. Researchers found that compared with children and teens who’d suffered broken bones or sprained ankles, those with a recent concussion did just as well on IQ tests up to three months after the head injury. The study — published July 17 in Pediatrics — should ease the worries of many parents, as well as young people who’ve taken a knock to the head in sports, play or accidents. They often ask whether the injury will dull their mental sharpness, noted lead researcher Ashley Ware, an assistant professor of psychology at Georgia State University. “This study is good news,” she said. Concussions are a type of traumatic brain injury, occurring when the brain gets jostled around in the skull. That can cause various immediate symptoms, such as headache, confusion, dizziness and a general sense of feeling unwell. It’s well known that more severe brain trauma can harm kids’ long-term intellectual functioning, but studies have come to mixed conclusions when it comes to concussions. Those studies, however, have been hampered by various shortcomings, Ware said. Many have been small, or compared concussed kids with peers who were perfectly healthy. That’s an issue because…  read on >  read on >

A new study from Australia tied some dangerous and unsettling issues to sleep disorders in young people. The research found links to daytime drowsiness, mental health issues and motor vehicle accidents and noted that as many as 20% of younger people are affected by sleep disorders. Workplace productivity losses were up to 40% greater among 22-year-olds with clinical sleep disorders compared to their peers with no sleep disorders. “This is equivalent to total workplace productivity loss [followed up on multiple occasions across 12 months] of about four weeks for young people with clinically significant sleep disorders, compared with less than one week for those without,” said study leader Amy Reynolds, an associate professor in clinical sleep health at Flinders University in Adelaide, Australia. The study drew on 554 22-year-old workers who were part of the multigenerational Raine Study, examining lifelong health and quality of life in Western Australia. “The Raine study previously showed that about 20% of the young adults surveyed had a common clinical sleep disorder. … We wanted to know how much of an impact these disorders have on workers in their workplaces,” Reynolds said in a university news release. “The take-home message is just how prevalent sleep disorders are in young adults, and that these disorders are having an impact on our young adults and their workplaces,” she said. That changes across…  read on >  read on >