Maybe so. Compare this study:
A recent study conducted at the Norwegian University of Science and Technology has revealed that being born during a period of heightened solar activity can shorten our lifespan by over five years.
With this one:
The plot below ... shows the size of the biggest individual spots in each year between 1900 and 2000. Notable spots include the Great Sunspot of 1947, which was three times larger than [a 1991 sunstorm].