Can Exercise Enhance Vaccines?

Ok, the study is small, with just 70 people (and 80 mice), but the findings are promising: 90 minutes of exercise immediately after a vaccination for Covid or the flu can give people a small boost in antibody levels several weeks after vaccination. The New York Times reports on the study, who results are in sync with several others, and points out that, while 90 minutes of exercise produced a statistically significant increase in antibodies, 45 minutes of exercise did not. Much research has shown that, in general, exercise pumps up our immune systems, but how much exercise and how much of a boost has been harder to determine. This study, by researchers at Iowa State University in Ames, Iowa, revealed the benefit of longer workouts, even for mice. Read more in the New York Times.