Look at the time evolution of excess deaths in countries such as Belgium that were hit hard by the virus: https://ourworldindata.org/grapher/excess-mortality-r

Look at the time evolution of excess deaths in countries such as Belgium that were hit hard by the virus: https://ourworldindata.org/grapher/excess-mortality-raw-death-count?tab=chart&stackMode=absolute&country=~BEL&region=World https://ourworldindata.org/grapher/excess-mortality-raw-deat... There's a clear signal we can attribute to Covid infections, whereas any such second order effects are not readily apparent.