I am 58 years old and a menopause
Lower body injuries permit rowing, arm ergometer work, and upper body resistance training
Without sufficient B12, this sheath can weaken, which may explain symptoms such as tingling, numbness, memory issues, or brain fog. From an energy standpoint, B12 supports the methylation cycle , a chemical pathway involved in energy metabolism and detoxification
[DOI] [PMC free article] [PubMed] [Google Scholar] 79.Kralj T., Kokot A., Kasnik K., Drmic D., Zlatar M., Seiwerth S., Sikiric P
This chronic immune stimulation contributes to systemic inflammation, immune exhaustion, and the ebbing-and-flowing symptom pattern many long COVID patients describe, where they feel marginally better and then crash again