The potential effects on fetal development and breast milk composition are unknown
While these studies involve relatively small groups of participants, their scientific and operational complexity is considerable
Other causes include spinal stenosis (a narrowing of the spinal canal), bone spurs, or, in less common cases, piriformis syndrome, where the piriformis muscle deep in the buttocks spasms and irritates the nearby sciatic nerve
Include reconstitution dates, injection site rotation, any reactions or effects noticed, and periodic photographs or measurements tracking your goals
The vaccine, which does not use mRNA technology but instead contains a recombinant version of a specific viral protein, as well as an adjuvant to boost immune protection, is approved under emergency use authorization