Please don't put "Show HN" on reading material. That's against the rules (https://news.ycombinator.com/showhn.html), because otherwise every post would have Show HN on it, defeating the purpose.
If it is true that it is that safe all these conspiracies would end for good if a scientist would put himself and his mother next to a 5G antenna radiating at maximum power.
We do clinical trials for every single substance, as a scientist I'd like to see serious clinical trials for 5G too.
Unfortunately all we get is loose info and "according to experts", a thing that obviously feds the fears.