Under conditions designed to better mirror real-world conditions, a new study finds that adults 65 and older are affected more by heatwave-like temperatures than previously reported. The study included intermittent bouts of light activity and was published in the Journal of Applied Physiology.
Tag: American Physiological Society
Mitochondrial Changes Linked to High Blood Pressure in Pregnancy
A new study provides evidence for the possibility that mitochondrial dysregulation could be a contributing factor in the development of hypertensive disorders of pregnancy. The study is published in Physiological Genomics. It was chosen as an APSselect article for July.
Women with Long COVID May Develop High Blood Pressure
New research identifies parts of the cardiovascular system that are disrupted by long COVID. The study is published in the American Journal of Physiology-Heart and Circulatory Physiology and was chosen as an APSselect article for June.
Climate Change Threatens Military Readiness
The growing frequency and intensity of heat waves around the globe pose “a substantial, persistent ‘non-combat threat’” to military training and operations, according to experts in environmental, thermoregulatory and cardiovascular physiology.
Blood Flow-restricted Resistance Exercise Could Help Counteract Age-related Muscle Loss
Low-load blood flow-restricted resistance exercise helped counter age-related muscle decay “with a modest exercise volume and in a very time-efficient manner.” The study is published ahead of print in the Journal of Applied Physiology. It was chosen as an APSselect article for May.
Scientists Better Understand How People with Cantu Syndrome Develop Lymphedema
Ion channels in people with Cantu syndrome produce varying degrees of contractile dysfunction (when muscles and tendons function ineffectively) in the lymphatic system, according to a new research study in the journal Function.
New APS Leaders Take Office at Inaugural American Physiology Summit
The American Physiological Society (APS) is pleased to announce its new member leaders for 2023–24: President Willis K. “Rick” Samson, PhD, DSc, FAPS; President-elect Timothy Musch, PhD, FAPS, FACSM; and Councilors Michael Caplan, MD, PhD, FAPS; Karla Haack, PhD; and Gina Yosten, PhD. The new officers were elected by APS membership and took office April 23, 2023, at the American Physiology Summit, APS’ flagship annual meeting, in Long Beach, California.
Study of College Athletes Shows that Nutrition and Sleep May Go Hand in Hand
What you eat might influence when you go to sleep, according to a new study of elite female college athletes.
Diabetes Drug Could Aid Recovery from Bouts of Food Insecurity or Anorexia
New research results suggest that the widely used diabetes drug metformin may be beneficial for recovering from short periods of severe food insecurity or anorexia.
Opioid Exposure in the Womb Could Raise the Risk of Heart Disease Later in Life
A new study sheds light on an understudied aspect of today’s opioid crisis: What happens to the cardiovascular health of babies exposed to opioids in the womb.
American Physiological Society Announces 2023 Award Recipients
The American Physiological Society (APS) is pleased to announce the recipients of the Society’s most prestigious and highly competitive awards. Awardees will be recognized for their achievements at the American Physiology Summit, APS’ flagship annual meeting, to be held April 20–23, 2023, in Long Beach, California.
Brown Fat May Help Improve Cancer Survival Rates
Brown fat is not linked to cancer-associated loss of body weight and muscle mass, a common condition known as cachexia, according to a new joint study from The Rockefeller University and Memorial Sloan Kettering Cancer Center in New York City.
Personalized Exercise Program Improves Long COVID Symptoms
A supervised, eight-week exercise program improved symptoms of patients with long COVID better than the current standard self-managed rehabilitation recommendations. The study is published ahead of print in the Journal of Applied Physiology and was chosen as an APSselect article for February.
Migraine Drug Shows Promise in Treatment of Acute Kidney Injury
The drug lasmiditan, which is used to treat migraines, shows promise as a possible treatment for acute kidney injury, according to a new study from the University of Arizona.
Vitamin A May Protect Heart from Some Effects of Obesity
Research in a mouse model of diet-induced obesity found greater disruption to genes involved in heart function when coupled with vitamin A deficiency. The study is published in the American Journal of Physiology-Heart and Circulatory Physiology. It was chosen as an APSselect article for January.
Boosting Omega-3 Production Could Help Cut Chronic Inflammation and Fatty Liver Disease
Rockville, Md. (January 25, 2022)—A new study from researchers at Laval University in Quebec, Canada, shows that genetically increasing omega-3 fatty acid production, without direct gut microbiota contact, improves the balance of insulin and glucagon (glucose balance) in obese mice.…
Gender Affirmation Treatment Delivery Route May Affect Heart Health
Transgender and gender diverse (TGD) people assigned male at birth are at increased heart health risk. The delivery route of estrogen medication is known to affect heart health risk in cisgender women. However, research is lacking on how estrogen route affects heart health in the TGD population.
One Year of Aerobic Exercise Improved Brain Vascular Health in Older Adults
A year of aerobic exercise training reduced impedance (effective resistance to blood flow) in the brain blood vessels of older adults, according to a new study.
APS Porter Physiology Development Fellowship Honored with an Association Impact Award
The American Physiological Society’s (APS) Porter Physiology Development Fellowship, the Society’s flagship diversity program, has been honored with an inaugural Impact Award from the Software & Information Industry Association’s (SIIA) Associations, Media and Publishing (AM&P) Network.
Sigmund, Yosten Win Prestigious Awards Recognizing Excellence in Physiological Research
The Society’s Executive Cabinet has announced that Curt D. Sigmund, PhD, FAPS, of the Medical College of Wisconsin, has received the 2023 Walter B. Cannon Award, and Gina L.C. Yosten, PhD, of Saint Louis University, has received the 2023 Henry Pickering Bowditch Award Lecture.
Climate Change Double Whammy Causes Unexpected Effects in Pacific Mussels
Comparative physiologists studied how two aspects of climate change—warming temperatures and increasingly acidic waters—may affect the ecologically important Pacific blue mussel (Mytilus trossulus), a foundational species in the intertidal environments of the northern Pacific Ocean.
Oil Spill Effects on Mahi-mahi Go Far Beyond Initial Survival
New research into oil spills’ effects finds surviving the initial event does not guarantee success for the popular sport fish mahi-mahi (Coryphaena hippurus). Exposed fish faced temporary increased predation and did not spawn for the entire observation time.
Short ‘Activity Snacks’ Help Maintain Muscle Mass
Interrupting prolonged sitting with periodic “activity snacks” may help maintain muscle mass and quality, according to researchers at the University of Toronto in Canada.
APS Congratulates 2022 Nobel Laureate Svante Pääbo
The American Physiological Society (APS) congratulates geneticist Svante Pääbo, PhD, recipient of the 2022 Nobel Prize in Physiology or Medicine.
Inhaling Silica Particles May Cause Kidney Disease
New research in rats demonstrates that inhaling amorphous silica particles—of the size released from burning sugarcane—could damage the kidneys. The study, chosen as an APSselect for August, is published ahead of print in the American Journal of Physiology-Renal Physiology.
Vitamin B5 May Help Weight Loss by Turning on Brown Fat
Pantothenate acid, also known as vitamin B5, stimulated the production of brown fat in both cell cultures and mice, a new study finds. “[B5] has therapeutic potential for treating obesity and type II diabetes,” researchers conclude. The study was chosen as an APSselect article for July.
Intermittent Fasting Protects Kidneys of Obese Mice
New research in mice finds that time-restricted feeding improves markers of kidney and vascular health. The research will be presented this week at the American Physiological Society and American Society for Nephrology Control of Renal Function in Health and Disease conference.
Common Prebiotic Fiber Mitigates Harm of High-salt Diet in Rats
New research in rats finds a diet high in the fiber inulin offered a protective effect against the damage of a high-salt diet. The research will be presented this week at the American Physiological Society and American Society for Nephrology Control of Renal Function in Health and Disease conference
Researchers Identify Potential Target for Treating Autoimmune Diseases
New research using a mouse model for multiple sclerosis has uncovered a potential new area to explore for possible treatments for autoimmune disorders.
High Caffeine Consumption Disrupts Heart Rhythms in Middle-aged Rats
New research finds that excess caffeine is more likely to cause irregular heart rhythms in middle aged rats than in young adult rats. The study will be presented this week at the American Physiological Society annual meeting at Experimental Biology 2022 in Philadelphia.
Five Minutes of Daily Breath Training Improves Exercise Tolerance in Middle-aged and Older Adults
New research finds potential for high-resistance inspiratory muscle strength training to help sedentary middle-aged and older adults transition to a healthier lifestyle. The study will be presented this week at the American Physiological Society annual meeting at Experimental Biology 2022.
Exercise Improves Health Markers in Young Female Survivors of Childhood Trauma
New research shows a progressive exercise training program mitigates some physiological and psychological effects of adverse childhood experiences in otherwise healthy young women. The study will be presented at the American Physiological Society annual meeting at Experimental Biology 2022.
Reduction in Coenzyme A Levels Linked to Heart Failure
Reduced levels of coenzyme A (CoA) worsen heart failure and likely help exacerbate cardiac dysfunction during heart failure, according to a new study.
New APS Leaders Take Office for Coming Year
The American Physiological Society (APS) is pleased to announce its new leadership: President Jennifer Pollock, PhD, FAPS, FAHA; President-elect Dee U. Silverthorn, PhD, FAPS, FAAA, FAAAS; and Councilors Lacy Alexander, PhD, FACSM; Margarita Curras-Collazo, PhD, FAPS; and Dexter Lee, PhD. The new officers were elected by APS membership and took office April 30, 2021.
Nobel Laureate, Leading Physiologists to Give Distinguished Award Lectures at Experimental Biology
Four esteemed researchers will present the American Physiological Society’s (APS) most distinguished award lectures at the APS annual meeting at Experimental Biology (EB) 2021. The meeting will be held virtually April 27–30.
Noninvasive Imaging Effectively Shows Variations in Renal Blood Flow
Renal blood flow changes throughout the day in tandem with the body’s circadian clock, with increasing flow during daytime hours and decreasing flow in the evening and into the night.
3D Electrocardiogram Might Detect Paroxysmal Atrial Fibrillation
Rockville, Md. (November 25, 2020)—Atrial fibrillation is the most frequent arrhythmia in both equine and human athletes. In this study, researchers investigated whether the arrhythmogenic substrate—the preexisting condition that causes arrhythmia—present between the episodes of paroxysmal atrial fibrillation (PAF) can…
Intrinsic Exercise Capacity and Mitochondrial DNA Lead to Opposing Vascular-associated Risks
Rockville, Md. (November 11, 2020) – In this study, researchers studied how untrained intrinsic exercise capacity influences cardiovascular physiology. It was conducted in a rat model of low-capacity running (LCR) and high-capacity running (HCR). The findings indicate LCR rats showed…
Alcohol Use Increases among People Living with HIV during Stay-at-home Order
Researchers at Louisiana State University Health Sciences Center in New Orleans honed in on one population particularly at risk during the pandemic: people living with HIV with at-risk alcohol use. They surveyed 80 people living with HIV in Louisiana during that state’s stay-at-home order, recruiting participants from the ongoing longitudinal Aging in Louisiana: Immunosenescence, HIV and Socioenvironmental Factors-Exercise (ALIVE-Ex) study.
How the Pandemic Has Changed Our Exercise Habits in (Sometimes) Positive Ways
The health disruptions caused by COVID-19 reverberate even beyond those who have contracted SARS-CoV-2. As the pandemic triggers moves to limit contact and thus transmission, many have found their daily routines, including their exercise habits, changing. The World Health Organization (WHO) recommends adults between 18 and 64 get at least 150 minutes of moderate-intensity exercise a week. WHO identifies physical inactivity as the “fourth leading risk factor for global mortality” and attributes approximately 3.2 million deaths a year to insufficient physical activity.
Long-term Effects of COVID-19 Post-Recovery Physical Activity
A team from Universidade Federal de Pernambuco in Recife, Brazil, studied the long-term health consequences of COVID-19. The team surveyed four men and six women who recovered from COVID-19 in the state of Pernambuco, Brazil.
New Research Bolsters Link between Prenatal Smoking and Impaired Lung Development
Babies born to mothers who smoked during pregnancy are more likely to suffer from impaired lung development. They are also more susceptible to developing lung diseases such as asthma and chronic obstructive pulmonary disease (COPD).
Researchers ID Chemical that Influences Songbirds’ Song Choice
New research in songbirds sheds more light on the decision-making process in the brain.
Fat Tissue Inflammation Directly Linked to Obesity-Induced Insulin Resistance
Adipose (fat) tissue inflammation is directly linked to obesity-induced insulin resistance, while gut imbalance and mitochondrial dysfunction are not required. These are the findings of new research published in Function, the latest addition to the American Physiological Society’s collection of…
APS Announces New Leadership for Coming Year
The American Physiological Society (APS) is pleased to announce its new leadership.
Breathing During Exercise Is Harder for Women Than Men
While both sexes have the capacity for phenomenal athletic achievements, women on average must work harder to breathe during strenuous exercise compared to men, according to new research.
Pairing New Medications Could Offer Hope to Heart Disease Patients
Cardiologist Bertram Pitt, MD, sees promise in combining two new classes of medication into a treatment regimen for patients with cardiovascular disease. Pitt will discuss the advantages of this treatment plan in his plenary lecture at an American Physiological Society Conference in Estes Park, Colo.
Same Receptor, Different Effect: Research Uncovers New Sex-specific Factor in CV Disease
A common receptor may serve differentiated roles related to aging-associated cardiovascular disease in males and females. Jennifer DuPont, PhD, will present the findings of this first-of-its-kind study today at the American Physiological Society Aldosterone and ENaC Conference in Estes Park, Colo.