10 Signs of Bronchitis
Reviewed: Dr. Gromatzky
Bronchitis Sign #7: Fatigue
Fatigue can be defined as a subjective gradual feeling of tiredness that can be alleviated by rest. It can be divided into physical and mental fatigue. Physical fatigue is a transient inability for the muscle to maintain optimal physical performance.
Mental fatigue is the temporary decrease of the optimal cognitive performance. It can manifest as lethargy or somnolence. Fatigue is a common and nonspecific symptom that can be seen in various conditions such as infections, bronchitis, cancer, multiple sclerosis, and more.
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