Patrick Bey-David: 
correlations between human and electromagnetic wave frequencies.
data download begins at the 1:18:18 mark. 
1916: Emergence of radio waves   
1918: Spanish flu outbreak

2003: 3G
2003: SARS outbreak

2009: 4G
2009: Swine flu

2019/20: 5G
2019/20: COVID 19