What is Delayed-Onset Muscle Soreness (DOMS)?

• A type of muscle strain that requires immediate medical attention.

• Soreness that occurs immediately after a workout and lasts for a few hours.

• Muscle soreness that typically appears 24-72 hours after unaccustomed or intense exercise.

• A condition caused by overtraining that leads to permanent muscle damage.

What is the primary function of mitochondria in muscle cells?

• To store water for hydration.

• To convert carbs, fat, and protein into fuel for muscle contraction.

• To produce stress hormones like cortisol.

• To repair damaged muscle fibers.

What does a higher VO2 max indicate about an individual's fitness?

• Increased bone density.

• Improved muscle strength.

• The ability to transport more oxygen to muscles for fuel, allowing for faster and longer running.

• A reduced risk of delayed-onset muscle soreness.

What happens to your bones the more you exercise?

• They become weak

• They become denser

• They become flimbsy

• They become larger

What financial benefit was observed in older people who exercised regularly for heart-related health problems?

• They saved an average of $500 a year in medical costs.

• They saved an average of $1000 a year in medical costs.

• They saved an average of $2500 a year in medical costs.

• They saved an average of $5000 a year in medical costs.

True or False: Exercise can help to reduce anxiety and depression.

• True

• False