title: A case for combined environmental stressor studies.
abstract: This commentary considers the reasons for the relative dearth of studies examining combinations of environmental stressors and makes a case for more of these studies.
authors.affiliation: Extreme Environments Laboratory, Department of Sport and Exercise Science, University of Portsmouth, Spinnaker Building, Cambridge Road, Portsmouth PO1 2ER, UK. michael.tipton@port.ac.uk.
authors.forename: Michael
authors.initials: M
authors.lastname: Tipton