Effects of physical exercise on neurofilament light chain in multiple sclerosis and other neurological disorders: A systematic review.
Alberto De León-Muñoz, Jacobo Á Rubio-Arias, Vicente Ávila-Gandía et al.
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In 30 seconds
This systematic review evaluated the effects of physical exercise on neurofilament light chain (NfL) levels in individuals with multiple sclerosis (MS) and other neurological disorders. The analysis included 15 studies with 765 patients, primarily focusing on MS. Significant reductions in NfL were observed following resistance training, Pilates, and high-intensity interval training (HIIT) in MS patients, while other exercise types showed no significant effects.
Key findings
- In MS, resistance training, Pilates, and HIIT significantly reduced NfL concentrations.
- Prolonged moderate-to-high intensity aerobic exercise had no significant effects on NfL in MS or other disorders.
- Resistance-based programs also led to reductions in GFAP and tau protein levels.
Why it matters
Understanding the impact of exercise on biomarkers like NfL can inform treatment strategies for neurodegenerative diseases. This knowledge may help clinicians recommend specific exercise modalities to potentially enhance neuroprotection in patients with MS.