The Consequences of Prolonged Bed Rest

What is one of the first changes in the body after 24 hours of bed rest?

• Increased heart rate

• Crumpling of the lower lungs

• Improved muscle strength

• Enhanced blood circulation

Why do astronauts exercise for at least two hours a day in space?

• To increase their blood sugar levels

• To enhance their mental health

• To prevent muscle and bone loss

• To improve their lung capacity

What health condition can develop due to unused sugar building up in the bloodstream during bed rest?

• Osteoporosis

• Hypertension

• Type 2 diabetes

• Type 1 diabetes

What happens to the heart's function after a month of bed rest?

• It remains unchanged

• It pumps 30% less blood per beat

• It pumps more blood per beat

• It becomes stronger

What mental health issues are associated with prolonged bed rest?

• Improved mood

• Increased anxiety and depression

• Greater social interaction

• Enhanced cognitive function