“Why, look you, Squire Dickon, mayhap there’s a warm latitude round about the table there, thof it’s not the stuff to raise the heat in my body, neither; the raal
Jamaiky being the only thing to do that, besides good wood, or some such matter as Newcastle coal.
It has been reported that shift work is associated with cancer, diabetes, gastrointestinal disorders, metabolic and cardiovascular disease (Knutsson, 2003; Kubo et al., 2006; Lie, Roessink, & Kjaerheim, 2006; Mosendane, Mosendane, & Raal
, 2008; Noikov, Rubenstein, Chey, & Hoogerwerf, 2010; Pan, Schernhammer, Sun, & Hu, 2011; Wang, Armstrong, Cairns, Key, & Travis, 2011), and the proposed underlying mechanisms encompass circadian rhythm disruption, light at night, sleep deprivation, immune depression, lifestyle changes and stress (Boivin & Boudreau, 2016; Brondel, Romer, Nougues, Touyarou, & Davenne, 2010; Bushnell, Colombi, Caruso, & Tak, 2010; Crispim et al., 2011; Fritschi et al., 2011; Hansen, 2001).
In common valerian roots, the content of essential oil ranged from 0.1 to 2 ml100 g-1 (Raal
et al., 2007; Seidler-Lozykowska et al., 2009; Morteza et al., 2010; Pop et al., 2010; Dambrauskiene et al.