Height, Weight, and Body Composition
What does weight do between ages 45-60?
Stabilize
True or False: Maximal strength declines with age
true
What does NMJ stand for?
Neuromuscular Junction
Who achieved the best performance for a centenarian?
Robert Marchand
What should older individuals do to prevent heat loss when exercising in the cold?
What occurs before osteoporosis?
Osteopenia
True or False: Losses in concentric strength is less than losses in eccentric strength
False; There are greater losses of concentric strength
True/False: The younger population sees more gains relatively than the older population?
False
At what age is maximal muscle strength usually achieved?
Ages 25 - 35
What animal was studied in the longevity study referenced by the textbook?
a rat
Why does weight increase in 25-45 years of age?
Due to inactivity and poor diet
How many beats per minute does maximal heart rate decline each year?
About 1 beat per minute per year we age.
What percent stronger are the athletic older population than their sedentary peers?
30% to 50%
At what age range does 1500m swim times decline?
35-70
Does age or aerobic capacity have a greater effect on performance in the heat?
aerobic capacity
Older adults changes in body composition are similar to whose?
younger adults
Lactate threshold as a percentage of VO2 max ________ as we age, but absolute lactate threshold _______ with age.
Increases; decreases
What type of training most benefits the older population?
Resistance Training
Why might track cycling be a top-performing sport for centenarians?
Enhanced muscle cycling efficiency despite age limitations
The Columbian study found that _______ _______ is corelated with lower quality of life.
high altitude
While aging what is sarcopenia linked to?
decreased muscle protein synthesis
What is cardiovascular deconditioning
“a decrease in the cardiovascular system’s ability to deliver sufficient oxygen and nutrients”
What is loss of strength with aging due to according to the textbook?
Primary aging and reduced physical activity
When does running performance start to decline and at what rate?
Ages 27-47 at a 1% decline
Why type of heat production declines with age?
metabolic