روتشستر، مينيسوتا — أظهر باحثون ومساهمون لدى Mayo Clinic في تجارب تم إجراؤها على الفئران أن السمنة تزيد من مستوى خلايا "الزومبي" أو الخلايا الشائخة في الدماغ، وبدورها ترتبط هذه الخلايا بحدوث القلق. وعندما يتم استخدام عقاقير السينوليتيك لإزالة هذه الخلايا، فإن سلوك القلق ينتهي تمامًا عند الفئران. وقد ظهرت هذه الاكتشافات أثناء أيض الخلية.
Longevity is heritable, but that primarily applies to persons from families where multiple members are among the top 10 percent survivors of their birth cohort. The key to a long life can probably be found in the genes of these families. These are the conclusions of researchers at Leiden University Medical Center, together with their colleagues from Nijmegen and the United States, in an article in Nature Communications.
Rochester, Minn. — Mayo Clinic researchers, along with collaborators from Wake Forest School of Medicine and the The University of Texas Health Sciences Center at San Antonio, have published findings from a safety and feasibility clinical trial on the removal of senescent cells from a small group of patients with pulmonary fibrosis. The findings appear in EBioMedicine.
Scientists at Washington University School of Medicine in St. Louis have identified a previously unknown route for cellular fuel delivery, a finding that could shed light on the process of aging and the chronic diseases that often accompany it.
UT Health San Antonio researchers, collaborating with the Mayo Clinic and the Wake Forest School of Medicine, are the first to publish results on the treatment of a deadly age-related disease in human patients with drugs called senolytics. The findings were posted Jan. 4 by the journal EBioMedicine, which is published by The Lancet.
With the dawn of a new year, most Americans have just started a new health insurance coverage period -- whether they receive their coverage through a job, buy it themselves or have a government plan.
The Weizmann Institute's Prof. Valery Krizhanovsky and Dr. Yossi Ovadya have found a way to get the body to clear out senescent cells, which are involved in a number of age-related diseases. Treated mice showed improved blood and activity tests, younger-looking tissues, and lived longer than their untreated counterparts.
People make statistically-informed judgments about who is more likely to hold particular professions even though they criticize others for the same behavior, according to findings published in Psychological Science, a journal of the Association for Psychological Science.
A new study found that age-related hearing loss increased the risk of depression symptoms.
Eating healthy, less of a priority for many in their youthful years, becomes all the more necessary as the risk for heart disease, high blood pressure, Alzheimer’s and other age-related conditions increases as you get older.
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As we age, we become more vulnerable to developing an alcohol use disorder, more commonly known as alcoholism. Your body processes alcohol less efficiently the older you get. Also, seniors may be drinking more to seek relief from the boredom, loneliness and grief that are common with aging.
Some dermal fibroblasts can convert into fat cells that reside under the dermis, giving skin a youthful look and producing peptides that fight infections. University of California San Diego School of Medicine researchers and colleagues show how this happens and what causes it to stop as people age.
روتشستر، مينيسوتا — مع اقتراب السنة الجديدة، يتخذ الكثير من الناس أهداف اللياقة البدنية وتحسين الصحة ضمن قراراتهم. والآن، يكتشف الباحثون أن هذه التحسينات يمكن أن تؤدي إلى التمتع بحياة أطول. وفي مقال تم نشره في مجلة Mayo Clinic Proceedings، يراجع الطبيب روبرت بينولو دكتور ورئيس قسم طب ورعاية المسنين في Mayo Clinic المؤلفات والمنشورات الحالية لتحديد عوامل طول العمر والخطوات التي يمكن أن يتخذها الناس للتمتع بعيش حياة أكثر صحة.
明尼苏达州罗彻斯特 - 新年临近，很多人的新年计划中都有“运动健身目标”和“增强幸福感”这两项目标。研究人员发现，在这两个方面获得改善确实有延年益寿的效果。
Human error, not human biology, largely accounts for the apparent decline of mortality among the very old, according to a new report publishing on December 20 in the open-access journal PLOS Biology by Saul Newman of Australia National University in Canberra.
If your holidays will include elderly visitors, it may be important to do some advance planning to help ensure their safety. Dr. Sonja Rosen, chief of Geriatric Medicine at Cedars-Sinai, offers tips to prevent falls and keep older guests comfortable.
Researchers at the University of Arizona have discovered that metformin, a drug commonly used to treat type 2 diabetes, might also be used to treat heart failure with preserved ejection fraction (HFpEF), a condition that is predicted to affect over 8% of people ages 65 or older by the year 2020. The study, which was published December 19 in the Journal of General Physiology, shows that metformin relaxes a key heart muscle protein called titin, allowing the heart to properly fill with blood before pumping it around the body.
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