HIIT

Question 1

define HIIT

Answer 1

60 sec all out (75-85% max HR) with 30-60 sec recovery x20 min

Question 2

why are rest periods important

Answer 2

-mitiage fatigue
-improve CV safty
-cirtial power: lactate threshold not sustainable
-active recovery preferred

Question 3

HIIT benefits

Answer 3

• reduce fat and body mass
  -improve VO2 max
• improve insulin sensitivity
  -improve endothelial function
  -decrease LDL, increase HDL
• decrease BP
• decrease risk CV evernt

Question 4

physiology of HIIT

Answer 4

-high level of type II fiber recruitment
-enhanced mitochonrdiral enzyme expression
- decrease rate glycogen utilization, increase resting glycogen content
-decreased lactate production
-increased glucose transporter
-increased lipid oxidation

Question 5

strong evidence CPG to improve locomotor function

Answer 5

-walking at mod to high intensity