A novel software algorithm detected irregular heart rhythms and identified undiagnosed atrial fibrillation with high reliability. The algorithm requires at least 30 minutes of sensing irregular heart rhythms to indicate the presence of possible atrial fibrillation.
Researchers found that green tea catechins EGCG and ECG enhance fitness and lifespan in C. elegans by inhibiting complex I activity, reducing fat content and enhancing antioxidant defenses. This study provides evidence for the potential health benefits of green tea consumption in extending human lifespan.
A study found that female zebra finches are choosy but flexible in their mating preferences, allowing them to avoid fitness costs. The researchers discovered that these 'wallflowers' can still produce successful fledglings by sneaking eggs into other birds' nests.
A 26-year study on wild white-footed mice found that mice with physical impairments survived and thrived at a rate similar to their unimpaired counterparts. Mice with impairments had greater mass and larger home ranges, but no evidence of decreased fitness.
A recent study found that fitness apps utilizing illness- and death-related messages are more effective in motivating users than those focusing on social stigma, obesity, or financial costs. The research discovered a significant relationship between these messaging types and self-regulatory beliefs and outcome expectations.
Researchers from University of Copenhagen discover a protein analysis that can predict COVID-19 patient death or hospitalization with high accuracy, predicting 78.7% of hospitalizations and 93.9% of non-serious infections. This discovery has the potential to save lives by identifying high-risk individuals.
A new study identifies 13 genes as key factors in shaping physical fitness through various forms of exercise. Genetic differences account for up to 72% of the variation in muscle strength improvements.
A study published in the European Heart Journal found that increasing steps per day, moderate-to-vigorous physical activity, or reducing sedentary time can improve cardiorespiratory fitness. Individuals with higher-than-average activity levels had better fitness regardless of sedentary time spent.
A team of researchers at Penn State developed a new approach to personalize fitness tracker messages to improve motivation and physical activity. They used control systems engineering tools to tailor motivational messages based on individual user behavior, weather, and goals. The study aimed to establish the effectiveness of precision ...
A new deep-learning algorithm, ECNet, has been developed to accelerate protein engineering by predicting the fitness of all possible sequences. By incorporating evolutionary history, ECNet outperforms current methods on several datasets and identifies novel mutants with improved fitness.
A Boston University study of 2,000 participants found that moderate to vigorous exercise significantly improves fitness levels compared to walking. Higher intensity activity is also more efficient in improving lower-level exertion and sustaining peak performance.
Increasing physical activity and improving fitness are superior to weight loss in reducing mortality risk and treating obesity-related health conditions. Employing a weight-neutral approach also reduces the risks associated with yo-yo dieting.
A Finnish study discovered a positive association between standing and improved insulin sensitivity in adults with increased risk of type 2 diabetes and cardiovascular diseases. The researchers found that increasing daily standing time can help prevent chronic diseases, even if physical activity recommendations are not met.
Researchers from Boston University School of Medicine studied 2,000 participants and found dedicated exercise was three times more efficient than walking alone in improving fitness. Higher steps/day and exercising time could partially offset the negative effects of being sedentary.
A study found that girls in secondary school are less motivated by traditional fitness tests, which often involve running and measuring heart and lung performance. To address this issue, experts recommend new teaching strategies and online interventions like exergames to promote healthy lifestyle habits.
A new study found that increasing childhood cardiorespiratory fitness can reduce the adverse effects of metabolic syndrome traits on atherosclerosis. The researchers discovered a two-way connection between arterial health and fat mass, with healthy arteries associated with higher fat mass in children.
A novel approach to improve fitness for surgery, known as 'prehabilitation', has been shown to reduce cancer patients' hospital stay by 1.8 days compared to standard care. This study suggests that prehabilitation can benefit patient outcomes and potentially confer a survival advantage.
Flinders University researchers found that more than half of Australians reported a decline in physical activity during the COVID-19 lockdown, but fitness apps were used by over half of respondents. The study highlights the importance of social support, self-efficacy, and motivation in using physical activity apps to maintain engagement.
A recent study found that a muscle protein called CaMKII improves strength, endurance, and fitness in young animals, but also contributes to an evolutionary tradeoff: increased susceptibility to age-related diseases. The research suggests that future therapies targeting CaMKII could stave off diseases of old age.
The COVID-19 pandemic has likely led to an increase in falls among older adults due to decreased physical activity, worsened physical conditioning, and heightened fear of falling. This is a pressing concern as falls can result in significant injuries, particularly among this age group.
A new study suggests that dancing can lower cholesterol levels, improve physical fitness and body composition in postmenopausal women. Additionally, dance practice has been shown to enhance self-image and self-esteem, contributing to overall mental health.
A new three-paper series published in The Lancet calls for immediate action to prioritize research and public health measures to improve physical activity worldwide. The authors highlight the need to address inadequate support for adolescents and people living with disabilities, who are disproportionately affected by physical inactivity.
Research found that cells with defective mitochondria and sequence changes in their genome are 'loser' cells in mouse embryos, suggesting that mitochondrial dysfunction is a common characteristic of competing cells. The study suggests that mitochondrial activity may be a key determinant of cellular fitness in various biological contexts.
A study by University of Gothenburg researchers found that Swedish men who performed well in physical fitness tests during military conscription had a lower risk of needing hospital care for COVID-19 up to 50 years later. Good fitness and strength levels in youth were also associated with reduced risk of severe COVID, including death.
A large-scale analysis of over 150,000 middle-aged people found that those with two or more physical health conditions were at greater risk of developing depression and anxiety. The study confirmed the importance of integrating mental health support into care plans for individuals with multiple physical health conditions.
Researchers found that listening to self-selected motivational music improved interval running capacity and 5km time-trial performances in mentally fatigued fitness enthusiasts. The positive effects may be due to altered perception of effort when listening to tunes.
A recent Finnish study found that higher levels of moderate and vigorous physical activity can reduce arterial stiffening in childhood. The study, which followed 245 children aged 6-8 years over two years, showed a positive association between increased physical activity and more elastic arteries.
Researchers found that fluid flow vortices have high information processing capabilities before transitioning to a Karman vortex street. Virtual physical reservoir computing using numerical simulation revealed the relationship between vortices and info processing capacity.
A new study published in Nature reveals that a commonly used psychiatric drug can boost the fitness of healthy gut stem cells, making them more resistant to cancer. A clinical trial is now underway to investigate whether lithium can prevent bowel cancer in individuals with familial adenomatous polyposis (FAP).
A study published in Nature Metabolism found that specific proteins in the blood can predict an individual's trainability and response to exercise. The researchers identified 147 proteins related to cardiorespiratory fitness, which improved their ability to predict an individual's change in VO2max.
Preliminary research suggests that taking more daily steps can lead to a longer life, even if it's done in short spurts or as part of regular activities. The study found that women who took 2,000 additional steps per day during bouts had further benefits for longevity.
Research has found that strict lockdowns during the COVID-19 pandemic delayed normal cardiorespiratory development in adolescents. The study, which involved 89 children aged 12-14 from Spain, found lower levels of fitness and health based on age and sex.
A team of McMaster University researchers found that stair-climbing routines provide significant cardiovascular and muscular benefits for heart patients. Brief, vigorous stair-climbing and traditional moderate-intensity exercise both changed fitness levels, which is a key predictor of mortality after a cardiac event.
A Trinity College study found people homeless in their 20s-40s experience high levels of physical and mobility problems, with only one-third able to climb hospital stairs. The study suggests that targeted health and accommodation services are necessary for this vulnerable group.
Scientists have developed a small, flexible thermoelectric generator that converts heat from human skin into electrical power. The device can power an LED light in real-time when worn on a wristband, suggesting potential for powering wearable devices like fitness trackers.
A recent study published in Radiology found that regular exercise can reduce the long-term risk of bronchiectasis, a potentially serious airway disease. The study, which analyzed data from over 2,000 healthy young adults, found that preservation of cardiorespiratory fitness was associated with lower odds of developing bronchiectasis.
A study by the University of Southern Denmark found that Football Fitness improves balance, strengthens muscles, and increases bone density in women treated for breast cancer. The 12-month training program reduced the risk of falls and broken bones, making everyday activities easier.
A University of Gothenburg study found a significant increase in heart failure and stroke cases among men under 40 in Sweden, attributed to rising obesity rates and declining physical fitness. The study monitored over 1.2 million men for 20 years, revealing a sharp decline in heart attacks despite increasing obesity.
Researchers found an indirect link between cardiorespiratory fitness and higher marks in mathematics and French 2. Better executive functions, specifically cognitive flexibility, were also associated with improved academic performance. The study emphasizes the importance of physical education classes in schools.
Research estimates that physical inactivity is responsible for up to 8% of non-communicable diseases and deaths globally. The impact per person is greatest in high-income countries, while middle-income countries have the largest population affected by physical inactivity.
A pooled data analysis of 31 clinical trials found that wearable fitness trackers and step counters significantly helped people with weight-related health conditions lose weight. Those using research-grade step counters/accelerometers lost an average of 4.4 kg, while commercial fitness trackers produced a 3 kg loss.
An international study found that decreased physical activity during the pandemic was linked to poorer physical and mental health, including perceptions of weight gain and decreased sleep. Increased physical activity was associated with better physical health and wellbeing.
A University of Missouri researcher created fitness picture books to increase physical activity in youth with autism, providing a cost-efficient solution for low-income families. The study found that the picture books successfully increased exercise time and encouraged caregivers to provide organized structure during flexible free time.
A new study found that preschoolers with higher cardiorespiratory fitness perform better on cognitive tests and other measures of brain function, including academic ability tasks and attention skills. The research suggests that the relationship between physical activity and brain health is evident even in early childhood.
Research found that morning exercise was associated with higher risks of developing coronary heart disease in men, while midday exercise had lower cardiorespiratory fitness levels. The study suggests that timing of physical activity may play a role in cardiovascular health outcomes for individuals with type 2 diabetes.
A study from the University of Tsukuba found that higher spontaneous eye blink rates correlate with improved cognitive function and enhanced executive function in physically fit individuals. The dopaminergic system, involved in physical activity and exercise, plays a crucial role in mediating this link.
Researchers found that gut bacteria use enzymes to modify and detoxify bile salts, which can be toxic to bacteria. This interaction affects bacterial fitness and competition in the gut ecosystem.
Researchers used wearable technology to track the heart rate variability of women trying to conceive, finding that overall, they were in better shape after giving birth than before. The study suggests that physiologic markers show fitness gains occur during pregnancy, and may help obstetricians encourage pregnant patients.
Research found that physical activity does not undo the negative effects of excess body weight on heart health. Even among those who are active, being overweight or obese increases cardiovascular risk.
A new study finds that exercise protein MOTS-c improves physical performance, capacity and fitness in older mice. In human subjects, MOTS-c levels increase after exercise and may hold promise for addressing age-related decline and frailty.
A Finnish study of 332 children aged 7-11 found that aerobic fitness is not linked to motor skills when body composition is considered. The study suggests that even unfit kids can have good motor skills and high levels of physical activity are crucial for development.
A major register-based study demonstrates a connection between inferior physical fitness in young adults and elevated risk of the autoimmune disease psoriasis. The risk was found to be 35% higher in men who were rated as the least fit compared to those who were fittest.
A systematic review of smartphone fitness apps and wearable activity trackers found they increase physical activity levels in healthy adults by an average of 1850 steps per day. The interventions that were most effective included text-messaging prompts, tailored features, and goal-setting tools.
Researchers developed 'Reactive Video', a system that adapts video playback to mirror the position of a viewer's body and matches speed to their movements. This technology helps novice viewers learn new skills more accurately and reduces physical strain, making it ideal for fitness videos and instructional content.
Females who participated in competitive sport during adolescence had better fitness at midlife, with higher lean mass and bone density. A later age of menarche was associated with lower bone density, regardless of physical activity levels.
A recent study published in the British Journal of Sports Medicine found that transgender women may still retain a competitive advantage in athletic performance even after more than 12 months of hormone therapy. The study, which reviewed fitness test results and medical records of 29 trans men and 46 trans women, suggests that governin...
A study analyzed 18 songbird species and found that postfledging bottlenecks increased the survival rate of at least one offspring, suggesting parental manipulation can harm fledglings. The findings imply that parent-offspring conflict may impact other animals' life transitions.
A recent study published in BMC Medicine found that people with low aerobic and muscular fitness are nearly twice as likely to experience depression. The study also found a 60% greater chance of anxiety in individuals with low fitness levels over a seven-year follow-up.
A new study from the University of Georgia found that physical education is more important for kids' fitness than BMI. Students who were overweight but active in PE were more likely to stay active after school.
A study of over 11,000 middle-aged male African American veterans found that higher fitness levels reduced the risk of developing atrial fibrillation by 30-50%. The research suggests engaging in physical activity can be an effective preventive measure for cardiovascular disease.