Nivedita Nanda

ORCID: 0000-0002-8887-8357
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About
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Research Areas
  • Heart Rate Variability and Autonomic Control
  • Blood Pressure and Hypertension Studies
  • Thyroid Disorders and Treatments
  • Stress Responses and Cortisol
  • Diet and metabolism studies
  • Heart rate and cardiovascular health
  • Gestational Diabetes Research and Management
  • Birth, Development, and Health
  • Respiratory Support and Mechanisms
  • Cardiac Health and Mental Health
  • EEG and Brain-Computer Interfaces
  • Cardiomyopathy and Myosin Studies
  • Hormonal Regulation and Hypertension
  • Pregnancy and preeclampsia studies
  • Neuroscience, Education and Cognitive Function
  • Mindfulness and Compassion Interventions
  • Cardiac, Anesthesia and Surgical Outcomes
  • Bone Metabolism and Diseases
  • Growth Hormone and Insulin-like Growth Factors
  • Cardiovascular and exercise physiology
  • Mitochondrial Function and Pathology
  • Cardiovascular Function and Risk Factors
  • High Altitude and Hypoxia
  • Renal function and acid-base balance
  • Hemoglobinopathies and Related Disorders

Jawaharlal Institute of Post Graduate Medical Education and Research
2016-2025

Cancer Institute (WIA)
2024

All India Institute of Medical Sciences Rishikesh
2020-2023

Kanchi Mamunivar Centre for Post Graduate Studies
2023

All India Institute of Medical Sciences
2020

Pondicherry Institute of Medical Sciences
2009-2019

Institut d'Etudes Politiques de Paris
2012

Bangalore University
1998

University of California, Los Angeles
1989

Background: Specific nostril breathing is known to influence autonomic functions. Aim: The study was assess the effects of right (RNB) and left (LNB) on heart rate variability (HRV) cardiovascular Material Methods: Eighty-five student volunteers were divided into three groups: RNB group (n = 30), LNB control 25). subjects practiced breathing, respectively, every day 1 h for 6 weeks. did not practice breathing. Cardiovascular parameters spectral indices HRV recorded before after 6-week In...

10.4103/1947-2714.128477 article EN North American Journal of Medical Sciences 2014-01-01

Background: Currently lack of consensus regarding the medical treatment men with Oligoasthenoteratozoospermia (OATS). Letrozole is an aromatase inhibitor and may improve semen quality by stimulating hormone synthesis spermatogenesis. There evidence on efficacy safety letrozole as therapy for male infertility. Aim: To study in improving parameters, hormonal profile participants moderate-to-severe OATS its side effects. Settings Design: Randomised double-blinded placebo-controlled trials...

10.4103/jhrs.jhrs_160_24 article EN cc-by-nc-sa Journal of Human Reproductive Sciences 2025-01-01

Though the incidence of hypertension has increased considerably in recent years, pathophysiologic mechanism that causes progression from stage prehypertension to not been fully elucidated. Therefore, present study was conducted assess sympathovagal imbalance prehypertensives and hypertensives by spectral analysis heart rate variability (HRV) understand nature change autonomic balance this common dysfunction mankind. Body mass index (BMI), basal (BHR), blood pressure (BP), indices HRV such as...

10.3109/10641963.2010.549275 article EN Clinical and Experimental Hypertension 2011-10-06

Background Though cardiovascular (CV) risks are reported in first-degree relatives (FDR) of type 2 diabetics, the pathophysiological mechanisms contributing to these not known. We investigated association sympathovagal imbalance (SVI) with CV subjects. Subjects and Methods Body mass index (BMI), basal heart rate (BHR), blood pressure (BP), rate-pressure product (RPP), spectral indices variability (HRV), autonomic function tests, insulin resistance (HOMA-IR), lipid profile, inflammatory...

10.1371/journal.pone.0078072 article EN cc-by PLoS ONE 2013-11-12

Purpose. Assessment of short-term practice relaxation therapy on autonomic and cardiovascular functions in first-year medical students. Design. Case-control, interventional study. Setting. Medical college laboratory. Subjects. Sixty-seven students, divided into two groups: study group (n = 35) control 32). Intervention. Study subjects practiced (shavasana with a soothing background music) daily 1 hour for 6 weeks. Control did not techniques. Measures. Cardiovascular parameters spectral...

10.4278/ajhp.130131-quan-52 article EN American Journal of Health Promotion 2013-11-07

Abstract Background The present study was conducted to assess the nature of sympathovagal imbalance (SVI) in prehypertensives by short-term analysis heart rate variability (HRV) understand alteration autonomic modulation and contribution BMI SVI genesis prehypertension. Methods Body mass index (BMI), basal (BHR), blood pressure (BP), product (RPP) HRV indices such as total power (TP), low-frequency (LF), normalized LF (LFnu), high-frequency (HF), HF (HFnu), LF-HF ratio, mean (mean RR),...

10.1186/1471-2261-12-54 article EN cc-by BMC Cardiovascular Disorders 2012-07-19

Abstract Gestational hypertension (GH) is associated with adverse cardiometabolic and pregnancy outcomes. Though yoga known to be beneficial in pregnancy, the effects of rendered for twenty weeks starting from 16th week gestation pregnant women having risk GH on incidence hypertension, risks fetomaternal outcomes have not been studied. A randomized control trial was conducted 234 receiving standard antenatal care (Control group, n = 113), + (Study 121). Interventions were given at gestation....

10.1038/s41598-022-15216-4 article EN cc-by Scientific Reports 2022-07-12

Background : Hypothyroidism is the second most prevalent disorder in India and cases require lifelong treatment. Disordered myocardial function one of complications overt hypothyroidism. Dyslipidemia lipid peroxidation are two biochemical derangements hypothyroidism both have been found to be associated. Still uncertainty remains regarding origin this clinical condition. Besides, thyroid stimulating hormone or thyrotropin at a higher concentration can induce secretion inflammatory cytokines...

10.1515/cclm.2008.139 article EN Clinical Chemistry and Laboratory Medicine (CCLM) 2008-01-01

Objective . In this study, we have assessed sympathovagal imbalance (SVI) by spectral analysis of heart rate variability (HRV) that contributes to the genesis early-onset PIH. Methods Body mass index (BMI), basal (BHR), blood pressure (BP) and HRV indices such as LFnu, HFnu, LF-HF ratio, mean RR, SDNN RMSSD were in normal pregnant women (Control group) having risk factors for PIH (Study at all trimesters pregnancy. Retrospectively, those who did not develop group I) separated from developed...

10.4061/2011/361417 article EN cc-by International Journal of Hypertension 2011-01-01

Salt preference has been reported to cause sympathovagal imbalance (SVI) and prehypertension. We investigated the role of inflammation, insulin resistance (IR), hyperlipidemia, oxidative stress (OS) in genesis SVI cardiovascular (CV) risks salt-preferring prehypertensives. The subjects were divided into no-salt-preferring (NSP, n = 87) (SP, 89) group based on their for salted food. Body mass index (BMI), blood pressure (BP) variability parameters including baroreflex sensitivity (BRS), heart...

10.3109/10641963.2015.1036059 article EN Clinical and Experimental Hypertension 2015-06-26

Abstract Stress and depression have been reported in gestational diabetes mellitus (GDM). Though inflammation oxidative stress are associated with depression, there no reports of link cardiometabolic risks (CMR) to GDM. Normal pregnant women (control group, n = 164) GDM (study 176) at 36th week gestation were recruited for the study. Blood pressure (BP), body composition, heart rate variability (HRV), glycated hemoglobin (HbA1C), markers insulin resistance, stress, endothelial dysfunction,...

10.1038/s41598-023-37387-4 article EN cc-by Scientific Reports 2023-06-26

Objective . Though prehypertension has strong familial predisposition, difference in pathophysiological mechanisms its genesis offspring of both parents and single parent hypertensive have not been elucidated. Methods Body mass index (BMI), waist-hip ratio (WHR), basal heart rate (BHR), blood pressure (BP), HR BP response to standing, deep breathing difference, handgrip spectral indices variability (HRV) were analyzed normotensive two (Group I), one II), prehypertensive III) IV). Results...

10.4061/2011/263170 article EN cc-by International Journal of Hypertension 2011-01-01

Purpose/aim of the study: The present study investigated link hyperlipidemia, inflammation and oxidative stress (OS) to cardiovascular (CV) risks in subclinical hypothyroidism (SCH).We enrolled 81 hypothyroid patients 80 healthy subjects as control. Their CV autonomic functions were assessed by spectral analysis heart rate variability (HRV), continuous blood pressure (BPV) measurement conventional function testing. Thyroid profile, lipid immunological, inflammatory OS markers estimated...

10.1080/07435800.2016.1181648 article EN Endocrine Research 2016-06-03

Although cardiovascular (CV) risks are reported in first-degree relatives (FDRs) of type 2 diabetics, effects gender on sympathovagal imbalance (SVI) and CV these subjects have not been investigated. Body mass index (BMI), blood pressure variability parameters including baroreflex sensitivity (BRS), spectral indices heart rate variability, autonomic function tests, insulin resistance, lipid profile, inflammatory markers (interleukin 6, high-sensitivity C-reactive protein, tumor necrosis...

10.1093/ajh/hpt219 article EN American Journal of Hypertension 2013-11-28
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