Why 5G Radio Waves Are ‘Not Harmful’

These radio waves are non-ionising, meaning they don’t damage the DNA inside cells, as X-rays, gamma rays and UV rays are able to do. 5G, although at slightly higher frequencies than previous networks, is still in this radio part of the electromagnetic spectrum.

Saw the above statement. Is it true?

Source:https://fullfact.org/online/5g-coronavirus-20-note/