Human System Risks

Human System Risk Board

Risk is inherent in human spaceflight. However, specific risks can and should be understood, managed, and mitigated to reduce threats posed to astronauts.

Human System Risks

Select a Human System Risk to learn more.

Article

1 min read

Risk of Adverse Health Outcomes and Decrements in Performance due to Inflight Medical Conditions

Article

1 min read

Risk of Adverse Health Outcomes and Performance Decrements resulting from Non-Ionizing Radiation during Spaceflight

Article

1 min read

Risk of Adverse In-Mission Health and Performance Effects and Long-Term Health Effects Due to Celestial Dust Exposure (Dust Risk)

Article

1 min read

Risk of Adverse Mission Outcomes Due to Earth Independent Human-Systems Operations (EIHSO Risk)

Article

1 min read

Risk of Bone Fracture due to Spaceflight-induced Changes to Bone

Article

2 min read

Risk of Cardiovascular Adaptations Contributing to Adverse Mission Performance and Health Outcomes (CV Risk)

Article

1 min read

Risk of Hearing Loss and Performance Decrements Due to Acoustics Issues in Space

Article

1 min read

Risk of Impaired Control of Spacecraft/ Associated Systems and Decreased Mobility Due to Vestibular/ Sensorimotor Alterations Associated with Space Flight

Article

1 min read

Risk of In Mission Impacts, Adverse Health Events or Long-Term Health Impacts due to Altered Immune Response (Immune Risk)

Article

1 min read

Risk of In-Mission Injury and Performance Decrements and Long-term Health Effects due to Dynamic Loads (Dynamic Loads Risk)

Article

1 min read

Risk of Ineffective or Toxic Medications During Long-Duration Exploration Spaceflight

Article

1 min read

Risk of Mission Impacting Injury and Compromised Performance and Long-Term Health Effects due to EVA Operations (EVA Risk)

Article

1 min read

Risk of Mission Impacts and Long-Term Health Issues due to Decompression Sickness

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1 min read

Risk of Performance and Behavioral Health Decrements Due to Inadequate Cooperation, Coordination, Communication, and Psychosocial Adaptation within a Team

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1 min read

Risk of Performance Decrement and Crew Illness Due to Inadequate Food and Nutrition

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Risk of Performance Decrements and Adverse Health Outcomes Resulting from Sleep Loss, Circadian Desynchronization, and Work Overload

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1 min read

Risk of Radiation Carcinogenesis

Article

1 min read

Risk of Reduced Crew Health and Performance Due to Hypoxia

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1 min read

Risk of Reduced Physical Performance Capabilities Due to Reduced Aerobic Capacity (Aerobic Risk)

Article

1 min read

Risk of Reduced Physical Performance Capabilities Due to Reduced Muscle Size, Strength, and Endurance (Muscle Risk)

Article

1 min read

Risk of Renal Stone Formation

Article

1 min read

Risk of Spaceflight Associated Neuro-ocular Syndrome

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1 min read

Risk of Toxic Substance Exposure

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Risk of Urinary Retention

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1 min read

Risk to Crew Health Due to Electrical Shock (Electrical Shock Risk)

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1 min read

Risk to Vehicle Crew Egress Capability and Task Performance as Applied to Earth and Extraterrestrial Landings

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Human System Risks

Human System Risk Board

Human System Risks

Concern of Venous Thromboembolism

Risk of Acute and Chronic Carbon Dioxide Exposure

Risk of Adverse Cognitive or Behavioral Conditions and Psychiatric Disorders

Risk of Adverse Health Effects Due to Host-Microorganism Interactions

Risk of Adverse Health Outcomes and Decrements in Performance due to Inflight Medical Conditions

Risk of Adverse Health Outcomes and Performance Decrements resulting from Non-Ionizing Radiation during Spaceflight

Risk of Adverse In-Mission Health and Performance Effects and Long-Term Health Effects Due to Celestial Dust Exposure (Dust Risk)

Risk of Adverse Mission Outcomes Due to Earth Independent Human-Systems Operations (EIHSO Risk)

Risk of Bone Fracture due to Spaceflight-induced Changes to Bone

Risk of Cardiovascular Adaptations Contributing to Adverse Mission Performance and Health Outcomes (CV Risk)

Risk of Hearing Loss and Performance Decrements Due to Acoustics Issues in Space

Risk of Impaired Control of Spacecraft/ Associated Systems and Decreased Mobility Due to Vestibular/ Sensorimotor Alterations Associated with Space Flight

Risk of In Mission Impacts, Adverse Health Events or Long-Term Health Impacts due to Altered Immune Response (Immune Risk)

Risk of In-Mission Injury and Performance Decrements and Long-term Health Effects due to Dynamic Loads (Dynamic Loads Risk)

Risk of Ineffective or Toxic Medications During Long-Duration Exploration Spaceflight