Our World: Fluid Shift

Learn about the circulatory system and how gravity aids blood flow in our bodies here on Earth. Find out how NASA flight surgeons help the astronauts deal with the fluid shift that happens during spaceflight.

Background Information

Grades K through 5

• NASA JSC Astronauts Answer Student Questions

Grades K through 8

• NASA NASA Fluid Shifts Study Advances Journey to Mars
• NASA The Human Body in Space?
• National Space Biomedical Research Institute (NSBRI) The Body in Space

Grades 6 through 12

• NASA Cardiovascular System Gets 'Lazy' in Space; New Study Gets Blood Flowing on Station

Grades 9 through 12

• NASA Cardiovascular Health in Microgravity

Activities

Grades K through 5

• NASA SPACElife Sciences Human Body in Space

Grades K through 8

• NASA 21st Century Explorer Get a Leg Up