HEART RATE VARIABILITY
Clinical trials for HEART RATE VARIABILITY explained in plain language.
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A moment of gratitude could protect the hearts of community health heroes
Disease control CompletedThis study tests whether a brief exercise called 'relational savoring'—recalling a time you helped someone and felt deep positive emotion—can improve heart health and well-being in community service providers (CSPs) who support underserved Hispanic/Latinx communities. These worke…
Matched conditions: HEART RATE VARIABILITY
Phase: NA • Sponsor: University of California, Irvine • Aim: Disease control
Last updated Aug 12, 2026 00:00 UTC
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Walking program shows promise for liver patients
Symptom relief CompletedThis study looked at whether a 16-week brisk walking program, combined with dietary advice, could improve heart rate control and blood vessel health in adults with early-stage cirrhosis (liver scarring). Fifty participants aged 45-75 who were not very active took part. The goal w…
Matched conditions: HEART RATE VARIABILITY
Phase: NA • Sponsor: King Chulalongkorn Memorial Hospital • Aim: Symptom relief
Last updated Jun 27, 2026 12:36 UTC
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The Tell-Tale heart: can a monitor expose hidden stress in ER doctors?
Knowledge-focused CompletedThis study investigates whether heart rate variability (HRV) can detect stress in emergency physicians during their shifts. Researchers will monitor doctors' HRV during day and night shifts and compare reactions to stressful events. The goal is to understand how expertise and hab…
Matched conditions: HEART RATE VARIABILITY
Phase: NA • Sponsor: University Hospital, Clermont-Ferrand • Aim: Knowledge-focused
Last updated Aug 09, 2026 00:00 UTC
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Ear zaps may reveal how well your vagus nerve works
Knowledge-focused CompletedThis study tests whether a mild electrical pulse delivered to the ear (transcutaneous vagus nerve stimulation) can reliably alter heart rate variability, a measure of nervous system balance. Researchers will compare active stimulation to a sham (fake) stimulation in 140 healthy a…
Matched conditions: HEART RATE VARIABILITY
Phase: NA • Sponsor: Bakulev Scientific Center of Cardiovascular Surgery • Aim: Knowledge-focused
Last updated Jul 22, 2026 00:00 UTC
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Wearable data could personalize your workout
Knowledge-focused CompletedThis study looked at whether a fitness tracker (Whoop) can help personalize workout recommendations based on heart rate variability (HRV). 49 healthy adults who exercise 2-4 times a week wore the device and performed exercises. The goal was to understand how HRV relates to traini…
Matched conditions: HEART RATE VARIABILITY
Phase: NA • Sponsor: PepsiCo Global R&D • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:23 UTC
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Laser acupuncture: a Needle-Free way to calm your nerves?
Knowledge-focused CompletedThis study tested whether laser acupuncture on specific body points can change how the nervous system and brain work. 103 healthy adults received laser stimulation on either the Neiguan or Shugu acupoint, and researchers measured heart rate and brain activity. The goal was to und…
Matched conditions: HEART RATE VARIABILITY
Phase: NA • Sponsor: China Medical University, Taiwan • Aim: Knowledge-focused
Last updated Jun 27, 2026 11:00 UTC
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Heartbeat clues may forecast sudden Post-Surgery pain
Knowledge-focused CompletedThis study looked at whether heart rate variability (HRV) can predict rebound pain after total knee replacement. Rebound pain is a sudden, intense pain that can occur when nerve blocks wear off. Researchers measured HRV before and after surgery in 110 patients and tracked their p…
Matched conditions: HEART RATE VARIABILITY
Sponsor: Konya City Hospital • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:13 UTC
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No-Touch vital signs: app reads health from your face
Knowledge-focused CompletedThis study tested whether Shen.AI software can accurately measure heart rate, breathing rate, and blood pressure by analyzing video of a person's face. 132 adults participated, and their results were compared to standard medical devices like ECG and blood pressure cuffs. The goal…
Matched conditions: HEART RATE VARIABILITY
Phase: NA • Sponsor: SHEN.AI spółka z ograniczoną odpowiedzialnością oddział w Polsce • Aim: Knowledge-focused
Last updated Jun 27, 2026 07:57 UTC