Kai Wada

Effects of tryptophan-rich breakfast and light exposure during the daytime on melatonin secretion at night

Haruna Fukushige, Yumi Fukuda, Mizuho Tanaka et al. · Journal of PHYSIOLOGICAL ANTHROPOLOGY · 2014 · 50 citations · Full text

Can breakfast tryptophan and vitamin B6 intake and morning exposure to sunlight promote morning-typology in young children aged 2 to 6 years?

Miyo Nakade, Osami Akimitsu, Kai Wada et al. · Journal of PHYSIOLOGICAL ANTHROPOLOGY · 2012 · 41 citations · Full text

A tryptophan-rich breakfast and exposure to light with low color temperature at night improve sleep and salivary melatonin level in Japanese students

Kai Wada, Shota Yata, Osami Akimitsu et al. · Journal of Circadian Rhythms · 2013 · 41 citations · Full text

Intervention study using a leaflet entitled ‘three benefits of “go to bed early! get up early! and intake nutritionally rich breakfast!” a message for athletes’ to improve the soccer performance of university soccer team

Tetsuo Harada, Kai Wada, Fujiko Tsuji et al. · Sleep and Biological Rhythms · 2015 · 29 citations

Nutrition, Physical Activity, Performance Studies +11

Effect of Birth Season on Circadian Typology Appearing in Japanese Young Children Aged 2 to 12 Years Disappears<b>in Older Students Aged 18 to 25 Years</b>

Tetsuo Harada, Kobayashi Ryo, Kai Wada et al. · Chronobiology International · 2011 · 19 citations