Consumption of coffee and tea during middle age may be linked to a lower chance of experiencing physical frailty in later life. A study in Singapore has revealed that adults who consume more caffeine through coffee or tea have significantly better physical function in later life. Professor Koh Woon
Objective To investigate the effectiveness of primary covid-19 vaccination (first two doses and first booster dose within the recommended schedule) against post-covid-19 condition (PCC).
Design Population based cohort study.
Setting Swedish Covid-19 Investigation for Future Insights a Population Epidemiology Approach using Register Linkage (SCIFI-PEARL) project, a register based cohort study in Sweden.
Participants All adults (≥18 years) with covid-19 first registered between 27 December 2020 and 9 February 2022 (n=589 722) in the two largest regions of Sweden. Individuals were followed from a first infection until death, emigration, vaccination, reinfection, a PCC diagnosis (ICD-10 diagnosis code U09.9), or end of follow-up (30 November 2022), whichever came first. Individuals who had received at least one dose of a covid-19 vaccine before infection were considered vaccinated.
Main outcome measure The primary outcome was a clinical diagnosis of PCC. Vaccine effectiveness again
A family of nonprecious metal derivatives capable of catalyzing fuel cell reactions nearly as well as platinum, at a much less cost has been discovered by Cornell University chemists.