Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Regulation of Pulse01:20

Regulation of Pulse

2.4K
Pulse regulation involves physiological mechanisms that ensure adequate blood flow throughout the body. The heartbeat, regulated by the autonomic nervous system, is influenced by hormonal balance, physical activity, and emotional state.
2.4K
Mass and Weight01:19

Mass and Weight

1.5K
1.5K
Mass and Weight01:19

Mass and Weight

12.5K
Mass and weight are often used interchangeably in everyday conversation. For example,  medical records often show our weight in kilograms, but never in the correct units of newtons. In physics, however, there is an important distinction. Weight is the pull of the Earth on an object. It depends on the distance from the center of the Earth. Weight dramatically varies if we leave the Earth's surface, unlike mass, which does not vary with location. On the Moon, for example, the...
12.5K
Chronopharmacokinetics: Circadian Rhythms and Influence on Drug Response01:15

Chronopharmacokinetics: Circadian Rhythms and Influence on Drug Response

498
Circadian rhythms are cyclic changes that are crucial in plasma drug concentrations. Various standard circadian parameters, including core body temperature, heart rate, and other cardiovascular factors, directly impact disease states and the therapeutic response to drug therapy.
The time of drug administration is an important factor to consider, as it can influence the toxic dose of a drug. For example, a study conducted by Prins et al. in 1997 examined the effects of the timing of...
498
Pulse rhythm01:30

Pulse rhythm

1.7K
Pulse rhythm refers to the pattern of pulsations within specific intervals, offering valuable insights into the regularity or irregularity of the heart's beats as observed through the pattern of pulsation within specific intervals. A regular pulse exhibits a consistent heart rate with uniform waveforms and pulsation force, variations of which can be classified as normal, weak, or bounding.
Conversely, an irregular pulse pattern is termed dysrhythmia, stemming from disruptions in cardiac...
1.7K
Pulse01:16

Pulse

2.5K
When the heart pumps blood out, arterial elastic fibers play a crucial role in sustaining a high-pressure gradient. They expand to accommodate the received blood and then recoil - a process known as the pulse that can be either manually palpated or electronically quantified. Despite a reduction in its effect with increased distance from the heart, elements of the pulse's systolic and diastolic components persist, observable even at the arteriole level.
The pulse serves as a clinical...
2.5K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Prediction of in-hospital atrial fibrillation after acute myocardial infarction: a cross-cohort study in Italian and Finnish patients.

International journal of medical informatics·2026
Same author

Explainable AI in Cancer Imaging: Scoping Review of Methods, Modalities, and Clinical Integration.

Journal of medical Internet research·2026
Same author

Blood biomarker outliers and clinical events during intensive care in patients with traumatic brain injury.

Brain & spine·2026
Same author

Data-Driven Approach to Predict Aneurysm Rupture Risk.

JAMA network open·2026
Same author

Association of acute blood biomarkers with diffusion tensor imaging and outcome in patients with traumatic brain injury presenting with GCS of 13-15.

NeuroImage. Clinical·2026
Same author

Development of an Explainable-AI Enabled Decision Support System for Improved Risk Assessment of Atrial Fibrillation in Cardiac Patients during Hospital Stay.

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference·2025

Related Experiment Video

Updated: May 3, 2026

Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments
08:36

Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments

Published on: August 8, 2019

13.3K

Weight rhythms: weight increases during weekends and decreases during weekdays.

Anna-Leena Orsama1, Elina Mattila, Miikka Ermes

  • 1VTT Technical Research Centre of Finland, Tampere, Finland.

Obesity Facts
|February 8, 2014
PubMed
Summary

Daily weight fluctuations are normal, peaking on Sundays and Mondays, then decreasing throughout the week. This weekly weight rhythm is most pronounced in individuals aiming for weight loss or maintenance.

More Related Videos

Through-the-Wall Blood Sampling Method to Minimize Sleep Disruption in Clinical Settings
06:39

Through-the-Wall Blood Sampling Method to Minimize Sleep Disruption in Clinical Settings

Published on: June 13, 2025

604
Recording and Analysis of Circadian Rhythms in Running-wheel Activity in Rodents
05:46

Recording and Analysis of Circadian Rhythms in Running-wheel Activity in Rodents

Published on: January 24, 2013

21.2K

Related Experiment Videos

Last Updated: May 3, 2026

Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments
08:36

Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments

Published on: August 8, 2019

13.3K
Through-the-Wall Blood Sampling Method to Minimize Sleep Disruption in Clinical Settings
06:39

Through-the-Wall Blood Sampling Method to Minimize Sleep Disruption in Clinical Settings

Published on: June 13, 2025

604
Recording and Analysis of Circadian Rhythms in Running-wheel Activity in Rodents
05:46

Recording and Analysis of Circadian Rhythms in Running-wheel Activity in Rodents

Published on: January 24, 2013

21.2K

Area of Science:

  • Chronobiology
  • Human Physiology
  • Weight Management Research

Background:

  • Weekly cycles impact sleep, exercise, and eating patterns.
  • Previous research lacked detailed descriptions of weekly weight rhythms.
  • Understanding weight fluctuations across weight change groups is needed.

Purpose of the Study:

  • To determine if a group-level weekly weight fluctuation exists.
  • To analyze weight patterns in relation to weight loss, maintenance, or gain.
  • To describe the typical weekly weight rhythm in adults.

Main Methods:

  • Retrospective analysis of 4,657 daily weight measurements from 80 adults.
  • Participants had a Body Mass Index (BMI) between 20.0-33.5 kg/m(2) and age range of 25-62 years.
  • Semi-parametric regression modeling was employed to analyze weight rhythms.

Main Results:

  • A statistically significant (p < 0.05) weekly weight pattern was identified.
  • Weight was highest on Sundays and Mondays, decreasing throughout the week.
  • The compensation pattern, where weight decreases during weekdays, was strongest in weight loss/maintenance groups and weakest in weight gain groups.

Conclusions:

  • Weekend-to-weekday weight variations are normal physiological responses, not necessarily indicators of fat gain.
  • Individuals exhibiting stronger weekday weight compensation are more likely to achieve long-term weight loss or maintenance.
  • Long-term lifestyle habits are more influential on weight outcomes than short-term dietary indiscretions.