Muscles and Exercise: Anatomy, Contraction, Energy Systems, and Adaptation
Muscles work in exercise by converting electrical signals into mechanical force through the sliding of protein filaments (actin and myosin), powered b...
By Alex
Category: Exercise Physiology
Browsing all articles filed under the "Exercise Physiology" category.
Second Wind: Definition, Examples, and Physiological Mechanisms
A "second wind" is a physiological phenomenon experienced during prolonged physical exertion, characterized by a sudden and unexpected allev...
By Alex
Stamina vs. Fatigue: Understanding the Differences, Mechanisms, and Practical Implications
Stamina is the physiological capacity to sustain prolonged physical or mental effort by delaying fatigue, whereas fatigue is the state of diminished c...
By Hart
VO2 Max: Understanding the Limits, Highest Recorded Values, and Optimization
While there's no definitive theoretical maximum VO2 max, the highest recorded values for males are 90-97 ml/kg/min and for females 72-77 ml/kg/min, wi...
By Jordan
Energy Systems: Phosphagen, Glycolytic, and Oxidative Pathways in Strength & Conditioning
The body utilizes three primary energy systems—phosphagen, glycolytic, and oxidative—to produce ATP for various intensities and durations of physi...
By Hart
Exercise: Why Your Heart Rate Increases, Its Physiological Benefits, and Important Considerations
Exercise increases average heart rate to meet the body's surging metabolic demands during physical activity, ensuring rapid oxygen and nutrient delive...
By Hart
Thick Saliva After Exercise: Causes, Physiological Responses, and Prevention Strategies
Thick saliva after exercise is primarily caused by dehydration and the sympathetic nervous system's influence on salivary glands, serving as a signal ...
By Alex
Muscular Power: Definition, Physiology, Biomechanics, and Training
Muscular power is the rate at which muscles produce force, combining strength and speed through fast-twitch fibers, neuromuscular coordination, rapid ...
By Hart
Cycling Breathing: Techniques, Benefits, and Common Mistakes
Optimal cycling breathing integrates foundational diaphragmatic techniques with rhythmic patterns aligned to intensity, enhancing performance and endu...
By Alex
