Articles tagged with Heart Rate
The prevalence of methamphetamine-associated heart failure is rising worldwide, affecting a wide range of socio-economic and racial groups. Meth users are more likely to develop severe disease, with longer hospital stays and readmissions, compared to non-users.
Researchers used wearable activity trackers to derive health metrics, including heart rate distribution and walking frequency, that correlated with clinically measured parameters. These findings suggest that activity-tracker data can identify surrogate markers of disease severity, enabling remote monitoring and potential personalized t...
A new study found that a personalized 'precision' testing approach for people with stable chest pain led to more efficient evaluations and improved diagnosis of coronary artery disease. The approach involved assessing cardiovascular risk factors to identify low-risk individuals who may not benefit from further testing.
Researchers found a significant increase in heart disease deaths among adults in the US during the COVID-19 pandemic. The study attributed this rise to factors such as lockdowns, lack of physical activity, increased smoking and alcohol use.
A new study suggests that CPR education programs tailored to public housing communities can significantly improve cardiac arrest survival rates. The research found that more than half of all out-of-hospital cardiac arrests in Vienna and Copenhagen occurred in these communities, highlighting the need for targeted interventions to train ...
A recent study published at the American Heart Association’s Scientific Sessions 2022 found that pod-based e-cigarette users experienced changes in blood vessel health comparable to traditional cigarette smokers. The research, which included 106 young adults without cardiovascular disease, measured vascular function, blood pressure, an...
Survival rates for in-hospital pediatric cardiac arrest events have increased significantly between 2000 and 2021. Children with a history of cardiovascular disease showed slower improvement in survival rates compared to those without a history of CVD.
Researchers found that vaping and smoking e-cigarettes led to greater constriction of the brachial artery and worse heart rate variability, indicating activation of the sympathetic nervous system. Vaping was also associated with poorer performance on exercise stress testing compared to non-nicotine users.
Research found a hospital code response team arrives at least one minute quicker and leads to better patient outcomes with smartphone emergency code notification systems. The study used a secure texting system that connected with electronic medical records, reducing conventional methods' average delay of 78 seconds.
A recent study presented at the American Heart Association's Resuscitation Science Symposium 2022 found that ICU evaluations prior to cardiac arrest improved survival rates by 15% among Black adults. This study analyzed data from over 28,000 adults who experienced cardiac arrest between 2000 and 2021.
Researchers found that B-type procyanidins induce hormesis in hemodynamic and metabolic responses, with optimal doses triggering improved cognitive functions and stress resistance. The study suggests a link between B-type procyanidin intake and CNS neurotransmitter receptor activation.
A new study published in Current Biology found that carrying crying infants for 5 minutes can promote sleep and reduce crying. The technique, known as the Transport Response, involves steady walking followed by sitting before laying the baby down to sleep. This method offers an immediate solution for parents of newborns struggling with...
Researchers developed an AI-driven device that detects and predicts hemodynamic instability using a single ECG lead, outperforming traditional vital sign measurements with nearly 97% sensitivity. The technology has the potential to provide continuous dynamic monitoring capabilities in patients with intermittent static vital sign measur...
University of Missouri researchers develop wearable smart bioelectronic devices, including a 'smart' face mask that can monitor physiological status and detect respiratory problems. The masks also use laser-assisted fabrication to provide breathable soft electronics for better real-time health monitoring.
Researchers found that aerobic exercise improves autonomic regulation of the heart and contributes to proper functioning of the cardiovascular system. Walking for 45 minutes three times a week increased heart rate variability, a scientifically validated parameter to assess the functioning of the autonomic nervous system.
Research reveals mental illness disrupts autonomic functions, leading to greater blood pressure variations during the day. People with mental health issues often experience reduced heart rate variation, indicating poor stress response and exacerbating chronic stress effects.
Researchers found that post-COVID patients displayed altered autonomic nervous system functioning, with increased sympathetic activity and decreased parasympathetic activity. Obesity and physical inactivity were key factors contributing to these changes.
Researchers discovered two simple physical maneuvers to effectively reduce blood pressure drops and alleviate symptoms of IOH in young women. Lower body muscle preactivation (thighs) and tensing improved cardiac output and stroke volume, respectively, leading to a reduction in symptoms upon standing.
Researchers have developed a custom finger clip device that measures blood pressure and other vital signs like heart rate, oxygen saturation, body temperature, and respiratory rate. The device uses photoplethysmography sensors and achieves an accuracy rate of about 90% for systolic blood pressure.
A study at Karolinska Institutet found that individuals with a resting heart rate of 80 beats per minute or higher had a 55% higher risk of dementia. The association remained significant after adjusting for other cardiovascular diseases, suggesting a potential link between elevated heart rate and cognitive decline.
A study from the University of Illinois examines how spatial proximity affects relationship dynamics in older adult couples. The researchers found that when partners are close to each other, their heart rates synchronize in a lead-lag relationship, indicating a complex interplay between physiological responses and interaction patterns.
Research conducted by Mount Sinai Hospital reveals that cannabis exposure in utero can lead to higher levels of anxiety, aggression, and hyperactivity in children. Placental gene expression also shows lower immune-activating genes, predicting these outcomes.
New research from WVU suggests that live music can reduce pain and anxiety in pediatric critical-care patients. In a study, babies who heard live music had lower heart rates and slower breathing rates compared to those who listened to recorded music.
A study led by Dr. Satish Raj is investigating individuals with autonomic problems after recovering from COVID-19, finding common disorders such as orthostatic hypotension and postural orthostatic tachycardia syndrome. Researchers aim to find viable treatments for debilitating symptoms affecting daily life.
Researchers found that subjects' heart rates synchronized even when listening to a story alone, as long as they were paying attention. This synchronization was predictive of conscious processing of the narrative, and had implications for understanding mindfulness and the brain-body connection.
A Bar-Ilan University study found that individuals with more relaxed heart rate/respiratory function 2-3 years prior to SARS-CoV-2 reported greater mental well-being during the pandemic. Physiological measures such as RSA and SCL were used to assess individuals' mental well-being and regulation of negative emotions.
Research suggests that higher pulse rates among non-sleepy obstructive sleep apnea patients with coronary artery disease may be associated with increased risk of cardiac events. However, CPAP therapy has been shown to provide protection for these patients, particularly those with high pulse rate responses.
A new wireless sensor network tracks maternal and fetal vital signs, including heart rate and oxygenation. The system's performance and safety were demonstrated in field trials with over 500 women in diverse healthcare settings.
Researchers used heart rate monitoring to measure stress levels in secondary school students working on biology tasks. Contrary to expectations, mental effort was the primary correlate of stress, not task difficulty.
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.
Researchers discovered predictive values for blood pressure, heart rate, and ratio in a Chinese subpopulation with vasovagal syncope using simplistic tilt test. The study suggests that ratios of blood pressure to heart rate derived from ambulatory blood pressure monitoring may better predict the presence and pattern of vasovagal syncope.
Scientists successfully printed wearable circuits directly onto human skin using a room-temperature sintering method, enabling seamless integration with the body. The novel approach produced reliable and comparable signal quality to conventional commercial devices for health monitoring applications.
Research found that nicotine-fueled e-cigarettes increase heart rate and blood pressure in healthy, young nonsmokers. The study used JUUL e-cigarette nicotine or placebo and measured heart rate, blood pressure, and sympathetic nerve activity. Nicotine caused a prolonged increase in blood pressure.
Researchers have developed a way to incorporate electronic sensors into stretchy fabrics, allowing for the creation of shirts or other garments that can monitor vital signs. The sensor-embedded garments are machine washable, customizable, and can be worn by people who need to track their physical data.
A large dataset of daily resting heart rates from wearables reveals significant individual variations, accounting for less than 10% of variation between people. The analysis also identifies seasonal trends and brief periods of abnormal heart rate.
A study by Scripps Research Institute found that resting heart rates vary widely between individuals, with norms differing by up to 70 beats per minute. Despite this variability, rest heart rate remains relatively consistent over time, holding potential for early detection of health changes.
A study by Penn State found that college students who got an additional 43 minutes of sleep per night experienced lower blood pressure and reduced sleepiness. The researchers also discovered that a relatively minor commitment to get more sleep can make a significant impact on improving health.
Researchers found that smokers' blood pressure rises more significantly after a drop, pushing it to unhealthy levels. The impaired baroreflex system may contribute to this increased response.
A new study by Martin Luther University Halle-Wittenberg found that sauna sessions increase blood pressure and heart rate comparable to a short, moderate workout. After the session, both metrics drop below baseline levels.
A graphene-based adhesive biosensor was created with an octopus-like sucker, allowing for full contact with both wet and dry skin. The device can monitor various human activities, including heart rate, step count, and speech patterns.
A Stanford-led study tracked over 100 people for years, collecting genetic and molecular data to identify clinically actionable health discoveries. The research uncovered 67 health issues, including high blood pressure, arrhythmias, and early stage cancer detection.
A study found that a resting heart rate of 75+ beats per minute in mid-life is associated with a doubling in the risk of an early death from all causes. Men in their 50s with increased heart rates are at heightened risk of developing heart disease over the next 11 years.
Researchers found that young women with a family history of hypertension have decreased baroreflex sensitivity, which can be a marker for hypertension and heart disease. This study suggests that these women may be at increased risk for developing high blood pressure later in life.
A systematic review of available evidence suggests that cycling and treadmill workstations are associated with greater short-term physiological changes compared to standing versions. Both types boosted heart rate, energy expenditure, and reduced blood pressure. However, treadmill versions interfered with keyboarding skills.
Researchers found that blood pressure and heart rate patterns in sedentary women are highly reproducible over three months, demonstrating allostasis. This suggests that the body adapts to changing demands, rather than maintaining a setpoint.
New research reveals genetic differences in skeletal muscle receptors contribute to varying responses to exercise, increasing risk of future high blood pressure.
Researchers developed a smart wristband that can monitor personal health by counting blood cells, bacteria, and air particles. The device sends data wirelessly to an Android smartphone for processing and analysis, enabling rapid diagnosis of illnesses and tracking of environmental exposures.
Researchers found that bright light therapy increased systolic and diastolic blood pressure by 10 mm Hg in rats with inherited hypertension, a effect that persisted for several hours. In contrast, healthy animals with normal blood pressure showed no changes.
Researchers at the University of Arizona found that horses experience significant stress reduction when inhaled lavender from a diffuser, as measured by heart rate variability. The data showed a significant increase in relaxation signals such as neck lowering and licking, indicating a calming effect on the horses.
A new study published in Vascular Medicine found that e-cigarette users experience significant cardiovascular elevation, comparable to cigarette smokers. The research revealed elevated blood pressure and heart rate after using e-cigarettes, with some effects lasting up to 45 minutes.
A recent study by Michigan Technological University researchers found that even a single session of meditation can reduce anxiety levels and lower heart rate variability in adults with mild to moderate anxiety. The study, led by John Durocher, used mindfulness meditation and found significant benefits in cardiovascular health.
A study found that listening to music after taking anti-hypertensive medication improves heart rate variability and reduces blood pressure. The effects were observed for about an hour after medication administration, with classical music shown to activate the parasympathetic nervous system.
Researchers discovered a simple bedside test that can diagnose neurodegenerative brain diseases, including Parkinson's and Lewy Body dementia. The test measures changes in blood pressure and heart rate after standing up, providing clues for healthcare providers to identify potential patients with synucleinopathies.
Researchers developed a wearable heart rate monitor that detected hypoglycemia using beat-to-beat variation in heart rate. The device showed promise for timely detection of impending hypoglycemia, but requires further refinement to increase accuracy and precision.
Scientists found that skin helps regulate blood pressure and heart rate in response to changes in oxygen availability. In mice genetically modified to lack certain HIF proteins, the response to low-oxygen conditions was altered, affecting heart rate, blood pressure, and overall activity.
Researchers at Kyoto University have developed a more advanced radar-based device that can accurately measure the body's vital signals without attaching cumbersome wires. This technology has great promise for remote health monitoring and could potentially be integrated into household appliances to monitor residents' vitals.
New research shows that e-cigarettes with nicotine cause a significant increase in arterial stiffness, blood pressure, and heart rate in humans. This study highlights the potential dangers of e-cigarettes and emphasizes the need for caution and further investigation into their long-term effects.
A study found that immersive cycling workouts increase satisfaction and lower perceived exertion in novice exercisers. The immersive class created a high-intensity workout without feeling intense, resulting in higher heart rate zones without discomfort.
Researchers at James Cook University found that a specific sound frequency and pulse rate attract more reproductive female cane toads, making it easier to control the population. This technique may be used for large-scale eradication of island populations but not mainland Australia.
A new study suggests that tracking pulse rate can help determine whether a woman needs blood pressure regulating medication after a spinal block before a Caesarean section. The research recommends considering factors such as pulse rate variability, pulse transit time, and body mass index to identify patients at risk of hypotension.