Vitamin #D supplementation reduces the risk of #fall in the vitamin D deficient elderly: an updated systematic review and meta-analysis

Vitamin D supplementation has been widely recommended to prevent falls. However, considerable controversy exists regarding the association of such supplementation and fall risk. Previous meta-analyses yielded inconsistent results because of differences in the baseline of 25-hydroxyvitamin D (25[OH]D) and dose of vitamin D and use of vitamin D or in combination with calcium in different …

Continue reading Vitamin #D supplementation reduces the risk of #fall in the vitamin D deficient elderly: an updated systematic review and meta-analysis

Assessment of #Allergic and #Anaphylactic Reactions to mRNA #COVID-19 Vaccines With Confirmatory Testing in a US Regional Health System

Objective To characterize the immunologic mechanisms underlying allergic reactions to these vaccines. Design, Setting, and Participants This case series included 22 patients with suspected allergic reactions to mRNA COVID-19 vaccines between December 18, 2020, and January 27, 2021, at a large regional health care network. Participants were individuals who received at least 1 of the …

Continue reading Assessment of #Allergic and #Anaphylactic Reactions to mRNA #COVID-19 Vaccines With Confirmatory Testing in a US Regional Health System