video b12 injection instructions How to Give a Injection: Step-By-Step B12 Injections at Home -

"Bivalent mRNA booster doses provide additional protection against symptomatic SARS-CoV-2 in immunocompetent persons who previously received monovalent vaccine only, with relative benefits increasing with time since receipt of the most recent monovalent vaccine dose," the researchers wrote

Kindly see my same problems of insomnia below

doi: 10.1128/IAI.69.2.949-958.2001 59 JainRRamaswamySHarilalDUddinMLoneyTNowotnyNet al

Older adults are at a higher risk for B12 deficiency for a number of reasons: Digestive issues that interfere with absorption Reduced food intake Dental issues that discourage meat consumption Disturbances to the gut biome Excess alcohol consumption Reduced stomach acid production that lowers absorption Reduced consumption and absorption of B12 can lead to neurological disorders, cognitive impairment and a number of other issues that accelerate aging and reduce overall quality of life