Exercise Metabolism: Energy Systems, Fuel Utilization, and Training Adaptations
During exercise, the body orchestrates phosphagen, glycolytic, and oxidative energy systems to regenerate ATP, adapting substrate utilization based on...
By Jordan
Category: Exercise Physiology
Browsing all articles filed under the "Exercise Physiology" category.
Exercise: Heat Production, Thermoregulation, and Preventing Overheating
Exercise significantly elevates core body temperature due to metabolic heat generated by working muscles, activating sophisticated thermoregulatory re...
By Jordan
Physiological Adaptations to Training: Cardiovascular, Musculoskeletal, Nervous, and More
Physiological adaptations to training are long-term changes within the body's systems, such as cardiovascular, respiratory, musculoskeletal, and nervo...
By Alex
Respiratory Exchange Ratio (RER) > 1: What It Means, Mechanisms, and Implications for Exercise
When the Respiratory Exchange Ratio (RER) exceeds 1.0, it signifies the body is producing more CO2 than consuming O2, primarily due to lactic acid buf...
By Hart
Exercise Physiology: Understanding Why Fat Feels Cold During Workouts
The sensation of superficial fat feeling cold during exercise is a normal physiological response primarily due to the body's thermoregulatory mechanis...
By Hart
Muscle Actions: Energy Expenditure, Types, and Training Implications
Concentric muscle contractions generally expend the highest amount of immediate metabolic energy at a fixed resistance level over a comparable duratio...
By Hart
Running in the Heat: Physiological Adaptations, Performance Benefits, and Safety Considerations
Running in the heat, when approached safely and progressively, induces significant physiological adaptations that enhance cardiovascular function, imp...
By Alex
Walking Down Stairs: Muscles Engaged, Biomechanics, and Benefits of Eccentric Contractions
Walking down stairs primarily engages the quadriceps, glutes, and hamstrings in an eccentric contraction to control descent and absorb impact, support...
By Jordan
Anaerobic System: Understanding the Effects of Prolonged Reliance and Fatigue
Prolonged reliance on the anaerobic system leads to a rapid accumulation of metabolic byproducts, primarily hydrogen ions, causing a significant drop ...
By Jordan
