Low Intensity Exercise in Different Normobaric/Hypobaric Normoxic/Hypoxic Conditions.

Inclusion Criteria: * Study Indication * Male and Female subjects from 18 years to 40 years of age * Healthy volunteer * Signed Informed Consent after being informed Exclusion Criteria: * Contraindications to the study intervention. * Define drugs, treatments or interventions not allowed during the study or for specific periods of time prior to the intervention, * Women who are pregnant or breast feeding, * Intention to become pregnant during the course of the study, * Known or suspected non-compliance, drug or alcohol abuse, * Previous problem with hypoxia or altitude exposure, * Known pathologies/diseases * Relevant medical disorders * Anemia or poor health * History of flight sickness