Lydia needs to improve her cardiorespiratory endurance to feel less tired and out of breath while walking uphill.
Cardiorespiratory endurance is the area of fitness that Lydia needs to improve. It relates to the ability to sustain aerobic activity for a prolonged period of time. When climbing the hill and feeling tired and out of breath, it indicates a need to enhance this component of physical fitness.
Muscular strength and endurance, flexibility, and body composition are also essential areas of health-related fitness. However, in this scenario, focusing on cardiorespiratory endurance stands out as the key area for improvement.
Developing cardiorespiratory endurance through exercises like brisk walking, jogging, or cycling can help Lydia increase her stamina and reduce fatigue during activities that require aerobic effort.
https://brainly.com/question/31748865
