Search Results - "SHIBATA, Shigeki"

Impact of Lifelong Exercise “Dose” on Left Ventricular Compliance and Distensibility by Bhella, Paul S., MD, Hastings, Jeffrey L., MD, Fujimoto, Naoki, MD, Shibata, Shigeki, MD, PhD, Carrick-Ranson, Graeme, PhD, Palmer, M. Dean, MS, Boyd, Kara N., MS, Adams-Huet, Beverley, MS, Levine, Benjamin D., MD

“…Abstract Background Sedentary aging has deleterious effects on the cardiovascular system, including decreased left ventricular compliance and distensibility…”
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The effect of lifelong exercise frequency on arterial stiffness by Shibata, Shigeki, Fujimoto, Naoki, Hastings, Jeffrey L., Carrick‐Ranson, Graeme, Bhella, Paul S., Hearon, Christopher M., Levine, Benjamin D.

“…Key points This study examined the effect of different ‘doses’ of lifelong (>25 years) exercise on arterial stiffening (a hallmark of vascular ageing) in older…”
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Cardiac Origins of the Postural Orthostatic Tachycardia Syndrome by Fu, Qi, MD, PhD, VanGundy, Tiffany B., MS, Galbreath, M. Melyn, PhD, Shibata, Shigeki, MD, PhD, Jain, Manish, MD, Hastings, Jeffrey L., MD, Bhella, Paul S., MD, Levine, Benjamin D., MD

“…Objectives The purpose of this study was to test the hypothesis that a small heart coupled with reduced blood volume contributes to the postural orthostatic…”
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Impact of Prolonged Spaceflight on Orthostatic Tolerance During Ambulation and Blood Pressure Profiles in Astronauts by Fu, Qi, Shibata, Shigeki, Hastings, Jeffrey L, Platts, Steven H, Hamilton, Douglas M, Bungo, Michael W, Stenger, Michael B, Ribeiro, Christine, Adams-Huet, Beverley, Levine, Benjamin D

“…BACKGROUND:Astronauts returning to earth usually demonstrate reduced orthostatic tolerance when assessed on a tilt table or quiet standing, but no studies have…”
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Dynamic characteristics of cerebrovascular reactivity or ventilatory response to change in carbon dioxide by Ogoh, Shigehiko, Shibata, Shigeki, Ito, Go, Miyamoto, Tadayoshi

“…New Findings What is the central question of this study? What are the dynamic characteristics of cerebrovascular carbon dioxide reactivity and the central…”
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The effect of lifelong endurance exercise on cardiovascular structure and exercise function in women by Carrick‐Ranson, Graeme, Sloane, Nikita M., Howden, Erin J., Bhella, Paul S., Sarma, Satyam, Shibata, Shigeki, Fujimoto, Naoki, Hastings, Jeffrey L., Levine, Benjamin D.

“…Key points The beneficial effects of sustained or lifelong (>25 years) endurance exercise on cardiovascular structure and exercise function have been largely…”
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The effect of lifelong exercise dose on cardiovascular function during exercise by Carrick-Ranson, Graeme, Hastings, Jeffrey L, Bhella, Paul S, Fujimoto, Naoki, Shibata, Shigeki, Palmer, M Dean, Boyd, Kara, Livingston, Sheryl, Dijk, Erika, Levine, Benjamin D

“…An increased "dose" of endurance exercise training is associated with a greater maximal oxygen uptake (Vo2max), a larger left ventricular (LV) mass, and…”
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Does Cardiac Function Affect Cerebral Blood Flow Regulation? by Ogoh, Shigehiko, Sugawara, Jun, Shibata, Shigeki

“…Many previous studies indicate that heart failure (HF) increases the risk of cognitive dysfunction and stroke, showing the logic that several physiological…”
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Relationship Between Sympathetic Baroreflex Sensitivity and Arterial Stiffness in Elderly Men and Women by Okada, Yoshiyuki, Galbreath, M Melyn, Shibata, Shigeki, Jarvis, Sara S, VanGundy, Tiffany B, Meier, Rhonda L, Vongpatanasin, Wanpen, Levine, Benjamin D, Fu, Qi

“…Previous human studies have shown that large-artery stiffness contributes to an age-related decrease in cardiovagal baroreflex sensitivity. Whether this is…”
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Cardiovascular Effects of 1 Year of Progressive and Vigorous Exercise Training in Previously Sedentary Individuals Older Than 65 Years of Age by FUJIMOTO, Naoki, PRASAD, Anand, HASTINGS, Jeffrey L, ARBAB-ZADEH, Armin, BHELLA, Paul S, SHIBATA, Shigeki, PALMER, Dean, LEVINE, Benjamin D

“…Healthy but sedentary aging leads to cardiovascular stiffening, whereas life-long endurance training preserves left ventricular (LV) compliance. However, it is…”
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Sympathetic activation during early pregnancy in humans by Jarvis, Sara S., Shibata, Shigeki, Bivens, Tiffany B., Okada, Yoshiyuki, Casey, Brian M., Levine, Benjamin D., Fu, Qi

“…Key points •  Sympathetic activity has been reported to increase in normotensive pregnant women, and to be even greater in women with gestational hypertension…”
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Pivotal Role of Heart for Orthostasis: Left Ventricular Untwisting Mechanics and Physical Fitness by Shibata, Shigeki, Hirabuki, Kazukuni, Hata, Noritaka, Suzuki, Rina, Suda, Tomoya, Uechi, Takahiro, Hirasawa, Ai

“…Augmentation of left ventricular (LV) untwisting due to central hypovolemia is likely to be a compensatory mechanism for maintaining stroke volume, which is…”
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Influence of head‐up tile and lower body negative pressure on the internal jugular vein by Ogoh, Shigehiko, Hirasawa, Ai, Shibata, Shigeki

“…Head‐up tilt (HUT)‐induced gravitational stress causes collapse of the internal jugular vein (IJV) by decreasing central blood volume and through mass‐effect…”
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Impact of Lifelong Exercise Training Dose on Ventricular-Arterial Coupling by Hieda, Michinari, Howden, Erin, Shibata, Shigeki, Fujimoto, Naoki, Bhella, Paul S, Hastings, Jeffrey L, Tarumi, Takashi, Sarma, Satyam, Fu, Qi, Zhang, Rong, Levine, Benjamin D

“…BACKGROUND:The dynamic Starling mechanism, as assessed by beat-by-beat changes in stroke volume and left ventricular end-diastolic pressure, reflects…”
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Sex differences in the modulation of vasomotor sympathetic outflow during static handgrip exercise in healthy young humans by Jarvis, Sara S, VanGundy, Tiffany B, Galbreath, M Melyn, Shibata, Shigeki, Okazaki, Kazunobu, Reelick, Miriam F, Levine, Benjamin D, Fu, Qi

“…Sex differences in sympathetic neural control during static exercise in humans are few and the findings are inconsistent. We hypothesized women would have an…”
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Efficacy of combined use of three non-invasive atherosclerosis tests to predict vascular events in the elderly; carotid intima-media thickness, flow-mediated dilation of brachial artery and pulse wave velocity by Nagai, Kumiko, Shibata, Shigeki, Akishita, Masahiro, Sudoh, Noriko, Obara, Toshimasa, Toba, Kenji, Kozaki, Koichi

“…Abstract Background Intima-media thickness (IMT) of the carotid artery, flow-mediated dilation (FMD) of the brachial artery, and pulse wave velocity of the…”
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Effect of exercise training on biologic vascular age in healthy seniors by Shibata, Shigeki, Levine, Benjamin D

“…Arteriosclerosis with aging leads to central arterial stiffening in humans, which could be a prime cause for increased cardiac afterload in the elderly. The…”
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Validity of transcranial Doppler ultrasonography-determined dynamic cerebral autoregulation estimated using transfer function analysis by Watanabe, Hironori, Washio, Takuro, Saito, Shotaro, Hirasawa, Ai, Suzuki, Rina, Shibata, Shigeki, Brothers, R. Matthew, Ogoh, Shigehiko

“…Transcranial Doppler ultrasonography (TCD) is used widely to evaluate dynamic cerebral autoregulation (dCA). However, the validity of TCD-determined dCA…”
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Clinical impact of noncontrast percutaneous coronary intervention in patients with acute coronary syndrome by Higuchi, Satoshi, Kabeya, Yusuke, Nishina, Yoshio, Miura, Yusuke, Shibata, Shigeki, Hata, Noritaka, Suda, Tomoya, Hirabuki, Kazukuni, Hasegawa, Hiroshi, Yoshino, Hideaki, Matsuda, Takeaki

“…Purpose:Contrast-induced acute kidney injury (CI-AKI) is one of the common serious complications of percutaneous coronary intervention (PCI) in patients with…”
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Cardiovascular effects of 1 year of progressive endurance exercise training in patients with heart failure with preserved ejection fraction by Fujimoto, Naoki, MD, PhD, Prasad, Anand, MD, Hastings, Jeffrey L., MD, Bhella, Paul S., MD, Shibata, Shigeki, MD, PhD, Palmer, Dean, MS, Levine, Benjamin D., MD, FACC

“…Background Heart failure with preserved ejection fraction (HFpEF) is a disease of the elderly with cardiovascular stiffening and reduced exercise capacity…”
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