Working strenuously in heat, cold, polluted air and at altitude

Armstrong, 1988, The impact of hyperthermia and hypohydration on circulation, strength, endurance and health, J Appl Sport Sci Res, 2, 60 Astrand, 1986 Debout, 1989, Effects of altitude acclimatisation on pulmonary gas exchange during exercise, J Appl Physiol, 67, 2286, 10.1152/jappl.1989.67.6.2286 Frykman, 1988, Effects of air pollution on human exercise performance, J Appl Sport Sci Res, 2, 66 Fulco, 1988, Human acclimatisation and physical performance at high altitude, J Appl Sport Sci Res, 2, 79 Kroemer, 1990 1988 Patton, 1988, The effects of acute cold exposure on exercise performance, J Appl Sport Sci Res, 2, 72 Ramsey, 1983, Heat and Cold, 33 Ramsey, 1990, Do WBGT Heat Stress Limits Apply to Both Physiological and Psychological Responses?, 132