Seasonality in mood and behaviours of Japanese residents in high-latitude regions: transnational cross-sectional study

por Kurata, Yumiko, Izawa, Shuhei, Nomura, Shinobu
Publicado 2016

Effects of work-related electronic communication during non-working hours after work from home and office on fatigue, psychomotor vigilance performance and actigraphic sleep: obser...

por Ikeda, Hiroki, Kubo, Tomohide, Nishimura, Yuki, Izawa, Shuhei
Publicado 2023

Cross-sectional associations between daily rest periods during weekdays and psychological distress, non-restorative sleep, fatigue, and work performance among information technolog...

por TSUCHIYA, Masao, TAKAHASHI, Masaya, MIKI, Keiichi, KUBO, Tomohide, IZAWA, Shuhei
Publicado 2016

Effect of prolonged stress on the adrenal hormones of individuals with irritable bowel syndrome

por Sugaya, Nagisa, Izawa, Shuhei, Saito, Keisuke, Shirotsuki, Kentaro, Nomura, Shinobu, Shimada, Hironori
Publicado 2015

Day-to-day variations in daily rest periods between working days and recovery from fatigue among information technology workers: One-month observational study using a fatigue app

por Kubo, Tomohide, Izawa, Shuhei, Tsuchiya, Masao, Ikeda, Hiroki, Miki, Keiichi, Takahashi, Masaya
Publicado 2018

Work e‐mail after hours and off‐job duration and their association with psychological detachment, actigraphic sleep, and saliva cortisol: A 1‐month observational study for informat...

por Kubo, Tomohide, Izawa, Shuhei, Ikeda, Hiroki, Tsuchiya, Masao, Miki, Keiichi, Takahashi, Masaya
Publicado 2021

Effects of short sleep duration on hemodynamic and psychological responses under long working hours in healthy middle-aged men: an experimental study

por IKEDA, Hiroki, LIU, Xinxin, OYAMA, Fuyuki, AKAMA, Takahide, IZAWA, Shuhei, TAKAHASHI, Masaya
Publicado 2022

Conversation time and mental health during the COVID‐19 pandemic: A web‐based cross‐sectional survey of Japanese employees

por Izawa, Shuhei, Nakamura‐Taira, Nanako, Yoshikawa, Toru, Akamatsu, Rie, Ikeda, Hiroki, Kubo, Tomohide
Publicado 2022

The Joint Association of Daily Rest Periods and Sleep Duration with Worker Health and Productivity: A Cross-Sectional Web Survey of Japanese Daytime Workers

por Ikeda, Hiroki, Kubo, Tomohide, Izawa, Shuhei, Nakamura-Taira, Nanako, Yoshikawa, Toru, Akamatsu, Rie
Publicado 2022

Shift-Work Schedule Intervention for Extending Restart Breaks after Consecutive Night Shifts: A Non-randomized Controlled Cross-Over Study

por Kubo, Tomohide, Matsumoto, Shun, Izawa, Shuhei, Ikeda, Hiroki, Nishimura, Yuki, Kawakami, Sayaka, Tamaki, Masako, Masuda, Sanae
Publicado 2022

Blunted diurnal interleukin-6 rhythm is associated with amygdala emotional hyporeactivity and depression: a modulating role of gene-stressor interactions

por Hakamata, Yuko, Hori, Hiroaki, Mizukami, Shinya, Izawa, Shuhei, Yoshida, Fuyuko, Moriguchi, Yoshiya, Hanakawa, Takashi, Inoue, Yusuke, Tagaya, Hirokuni
Publicado 2023

The functional activity and effective connectivity of pulvinar are modulated by individual differences in threat-related attentional bias

por Hakamata, Yuko, Sato, Eisuke, Komi, Shotaro, Moriguchi, Yoshiya, Izawa, Shuhei, Murayama, Norio, Hanakawa, Takashi, Inoue, Yusuke, Tagaya, Hirokuni
Publicado 2016

Shorter sleep duration is associated with potential risks for overwork-related death among Japanese truck drivers: use of the Karoshi prodromes from worker’s compensation cases

por Kubo, Tomohide, Matsumoto, Shun, Sasaki, Takeshi, Ikeda, Hiroki, Izawa, Shuhei, Takahashi, Masaya, Koda, Shigeki, Sasaki, Tsukasa, Sakai, Kazuhiro
Publicado 2021

Effect of day-to-day variations in adrenal cortex hormone levels on abdominal symptoms

por Sugaya, Nagisa, Izawa, Shuhei, Ogawa, Namiko, Shirotsuki, Kentaro, Kobayashi, Hitomi, Yamada, Kosuke C, Tsumura, Hideki, Nomura, Shinobu, Shimada, Hironori
Publicado 2010

Amygdala-centred functional connectivity affects daily cortisol concentrations: a putative link with anxiety

por Hakamata, Yuko, Komi, Shotaro, Moriguchi, Yoshiya, Izawa, Shuhei, Motomura, Yuki, Sato, Eisuke, Mizukami, Shinya, Kim, Yoshiharu, Hanakawa, Takashi, Inoue, Yusuke, Tagaya, Hirokuni
Publicado 2017