Muscle fatigue refers to a decline in muscle force or power.1 Muscle fatigue can be described in both a decrease in the magnitude and in the duration of muscle contractions.2 There are several types of muscle fatigue, depending on the affected muscles. Skeletal muscle fatigue, for example, affects the skeletal muscles and is common following overuse, such as when exercising.2 Respiratory muscle fatigue affects a person’s breathing when there aren't enough energy supplies to meet the demands of the respiratory muscles.3
According to the task dependency principle, there is no single cause of muscle fatigue.1 Although muscle fatigue can refer to a variety of conditions, including a motor deficit or decline in mental function that affects muscles, the term is generally used in reference to exercise-induced muscle fatigue.1
What Causes Muscle Fatigue?
The exact physiological causes for muscle fatigue vary, with many mechanisms causing muscle fatigue. This ranges from inadequate motor command in the motor cortex to the accumulation of metabolites present in muscle fibers. Muscle fatigue causes can include intense physical activity or
You are at higher risk of developing muscle fatigue if you are older.1 Studies also show that women are less likely to become fatigued than men, even when matched for strength. It’s believed that this difference between male and females may have something to do with metabolic pathways that supply ATP during activities that cause fatigue.1
Muscle fatigue is also linked with various medical conditions, such as cardiovascular disease. Individuals with
Muscle Fatigue Symptoms
Muscle fatigue is a symptom itself. During exercise, it simply indicates that you have overworked your muscles. Muscle fatigue can occur when the force the muscles exert decreases or when the duration of the performed activity decreases.1
Muscle fatigue is typically treated through rest and ensuring you have enough nutrients in your diet to replenish your energy stores. Muscle fatigue herbal remedies may help with recovery or help strengthen muscles to reduce fatigue in the future. Talk to your doctor if you suspect it is a symptom of an underlying condition.
Leucine is the most effective natural product for Muscle Fatigue CuresDecoded worldwide community recommends
Turmeric can help to provide relief for muscle fatigue and cramping. Turmeric is available as a powder or in supplement form. Follow the dosing instructions on the product label.
Magnesium is a supplement that can be taken to help improve muscle function. Take 50 mg of magnesium supplements 3 times daily.