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Heart health

The heart, blood vessels and cardiovascular outcomes.
Short explanations show the finding and its limits. Paper records link you to the source.

1,248 papers in this topic196 short explanations

Blood pressure and heartbeat patterns in Parkinson's disease

A review of studies in Parkinson's disease found nighttime blood pressure rises and reduced variation between heartbeats. It summarizes monitoring findings rather than testing whether monitoring improves health.

Systematic review of 76 articles identified through searches of PubMed and Embase.2025
30-second takeaway

Among people with Parkinson's disease, the review found recurring changes in blood pressure and heartbeat patterns across day and night. Nighttime systolic blood pressure rises were common, and reduced heartbeat variability appeared in many studies. The abstract does not specify comparison groups or provide pooled estimates, so these patterns cannot establish causes or clinical benefit from monitoring.

Keep in mind: The abstract does not quantify how common these patterns were or describe comparison groups consistently. This abstract-based summary therefore cannot estimate an individual's likelihood of having a particular abnormality or establish diagnostic accuracy.

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Abstract-based explanation

Can ultrasound image models help assess artery plaques?

Ultrasound models showed promise for carotid artery plaques labelled culprit and for plaque vulnerability assessment. The abstract does not explain these target labels or how they were checked; study quality was low.

Systematic review and meta-analysis of diagnostic performance, including assessments of methodological quality and risk of bias.2025
30-second takeaway

The review examined ultrasound images of carotid artery plaques. Models showed promise for identifying plaques labelled culprit and assessing plaque vulnerability, but the abstract does not explain those target labels or how they were checked. Low study quality and varying results limit confidence. The abstract does not show improved patient outcomes.

Keep in mind: Overall study quality was low, and results varied substantially between studies. The abstract does not explain how culprit plaques were confirmed or define plaque vulnerability, limiting assessment of what the reported diagnostic performance means in practice.

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Abstract-based explanation

Breathing exercises and comfort after heart surgery

Heart surgery patients receiving device-assisted breathing exercises reported less pain and anxiety than those receiving routine care alone, but the size of these differences is unclear.

Prospective randomized controlled trial at a single center.2025
30-second takeaway

The trial reported lower pain and anxiety and greater comfort with both breathing exercise schedules after heart surgery. However, the abstract gives no score differences or confidence intervals, so readers cannot judge how noticeable the improvements were. It also does not establish whether starting exercises before surgery was better than starting afterward.

Keep in mind: The abstract omits participant numbers, symptom scales, and effect sizes. Its short postoperative observations do not establish whether differences persisted beyond the reported assessments.

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Abstract-based explanation

Some risk markers improved in lifestyle-trial participants who did not lose weight

Participants who maintained or gained weight showed favourable changes in some measurements from baseline. These results concern risk markers in trial completers, with no demonstrated reduction in clinical events.

Pooled analysis of three long-term lifestyle weight-loss trials.2025
30-second takeaway

Participants classified as successful at weight loss had the greatest improvements in multiple health indicators. Those who maintained or gained weight also improved on some blood markers and visceral fat. These patterns do not prove that lifestyle changes caused benefits independently of weight loss, and the abstract does not report fewer clinical events.

Keep in mind: The analysis covered trial completers, grouped by achieved weight change. Participants were predominantly men. The abstract reports risk markers, limiting conclusions about clinical outcomes.

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Abstract-based explanation

Heart healthPaper record

Canadian Stroke Best Practice Recommendations. Stroke Systems of Care, 7th Edition, 2026.

Review · Can J Neurol Sci · 2026. Source record refreshed; an explanation has not been reviewed.

Review2026
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Heart healthPaper record

Home based, tailored intervention to reduce rate of falls after stroke (FAST): randomised trial.

Randomized controlled trial · BMJ · 2026. Source record refreshed; an explanation has not been reviewed.

Randomized controlled trial2026
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Heart healthPaper record

Effects of isometric training based on the entire population on blood pressure regulation: systematic review and meta-analysis of randomized controlled trials.

Meta-analysis · Front Public Health · 2026. Source record refreshed; an explanation has not been reviewed.

Meta-analysis2026
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Heart healthPaper record

Effect of transcutaneous electrical nerve stimulation on patients after coronary artery bypass grafting: a systematic review and meta-analysis.

Review · Front Cardiovasc Med · 2026. Source record refreshed; an explanation has not been reviewed.

Review2026
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Heart healthPaper record

Prognostic significance implications of aortic valve sclerosis in the development of aortic stenosis: a systematic review and meta-analysis.

Meta-analysis · Open Heart · 2026. Source record refreshed; an explanation has not been reviewed.

Meta-analysis2026
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Heart healthPaper record

Mental Disorders as a Risk Factor of Acute Coronary Syndrome: A Systematic Review and Meta-Analysis.

Meta-analysis · JAMA Psychiatry · 2026. Source record refreshed; an explanation has not been reviewed.

Meta-analysis2026
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Heart healthPaper record

Anticoagulation to prevent ischemic stroke and neurocognitive impairment in atrial fibrillation: the BRAIN-AF randomized clinical trial.

Randomized controlled trial · Nat Med · 2026. Source record refreshed; an explanation has not been reviewed.

Randomized controlled trial2026
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Heart healthPaper record

Chronobiology of meal timing in early-stage hypertension: a controlled feeding pilot study investigating the effects on renal and vascular function.

Randomized controlled trial · J Appl Physiol (1985) · 2026. Source record refreshed; an explanation has not been reviewed.

Randomized controlled trial2026
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Heart healthPaper record

Cereal beta-glucan and cardiovascular disease risk reduction in overweight and obese populations: a systematic review and meta-analysis of lipid, blood pressure, and anthropometric parameters.

Meta-analysis · Food Funct · 2026. Source record refreshed; an explanation has not been reviewed.

Meta-analysis2026
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Heart healthPaper record

Impact of androgen deprivation therapy and androgen receptor pathway inhibitors on cardiac structure and function evaluated by echocardiography in males with prostate cancer: a systematic review and meta-analysis.

Meta-analysis · Int Urol Nephrol · 2026. Source record refreshed; an explanation has not been reviewed.

Meta-analysis2026
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Heart healthPaper record

The mechanism of electroacupuncture treatment for post-stroke spasticity: A systematic review and Meta-analysis.

Meta-analysis · Behav Brain Res · 2026. Source record refreshed; an explanation has not been reviewed.

Meta-analysis2026
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Heart healthPaper record

Smartphone application-based interventions for cardiometabolic risk factor management: A systematic review and meta-analysis.

Meta-analysis · Hypertens Res · 2026. Source record refreshed; an explanation has not been reviewed.

Meta-analysis2026
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Heart healthPaper record

Prevalence of wake-up stroke: a systematic review and meta-analysis.

Meta-analysis · Neurol Res · 2026. Source record refreshed; an explanation has not been reviewed.

Meta-analysis2026
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Heart healthPaper record

The causative role of amyloidosis in the cardiac complications of Alzheimer's disease: a comprehensive systematic review.

Systematic review · J Physiol · 2026. Source record refreshed; an explanation has not been reviewed.

Systematic review2026
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Heart healthPaper record

Multiple Therapeutic Applications of Metformin Moving Beyond Its Anti-Diabetic Role: A Systematic Review.

Systematic review · J ASEAN Fed Endocr Soc · 2025. Source record refreshed; an explanation has not been reviewed.

Systematic review2025
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Heart healthPaper record

Health behaviors to prevent cardiovascular risk: a systematic review.

Systematic review · BMC Cardiovasc Disord · 2025. Source record refreshed; an explanation has not been reviewed.

Systematic review2025
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Heart healthPaper record

Comparative effects of biventricular and right ventricular pacing on clinical outcomes in atrioventricular block: a systematic review and meta-analysis.

Meta-analysis · BMC Cardiovasc Disord · 2025. Source record refreshed; an explanation has not been reviewed.

Meta-analysis2025
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Heart healthPaper record

Optimal fluid management strategies in patients with heart failure: a systematic review and meta-analysis of randomized controlled trials.

Systematic review · Front Cardiovasc Med · 2025. Source record refreshed; an explanation has not been reviewed.

Systematic review2025
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Heart healthPaper record

Effectiveness and safety of degarelix compared to GnRH agonists for prostate cancer: a systematic review and meta-analysis.

Meta-analysis · Aging Male · 2025. Source record refreshed; an explanation has not been reviewed.

Meta-analysis2025
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Heart healthPaper record

MEPPC Syndrome: A Systematic Review and State-of-the-Art Paper.

Systematic review · Circ Arrhythm Electrophysiol · 2025. Source record refreshed; an explanation has not been reviewed.

Systematic review2025
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