Stresses on these miners once they get that tube? well, undoubtedly because of the because of the lack of daylight and because of the ability to regulate the body s circadian rhythms, these bodies are going to be tested physically and also emotionally, so being able to perform at that level deals with a great deal of cognitive focus is going to be a challenge for them. even if it s only for that brief period of time that they re traveling through the tunnel. psychologically, they spent the last two months away from family, concerns about the welfare of family, it s probably been more important to them than even their own physical condition. and even though that may not be ....