It's most likely a mix between diet, and environment
The virus doesn't like warm, and humid, environments. Right above subsaharan Africa is a desert, so the virus can't travel so easy from the north
The Average African diet is whole food, and the soluble fiber of those diets help grow good bacteria which enhances the immune system.
It's the same with India, the virus isn't going crazy there, and India is right next to China
UTSW researchers and international collaborators find human protein that potently inhibits coronavirus
India has an innate, natural defence against coronavirus?
The virus doesn't like warm, and humid, environments. Right above subsaharan Africa is a desert, so the virus can't travel so easy from the north
The Average African diet is whole food, and the soluble fiber of those diets help grow good bacteria which enhances the immune system.
It's the same with India, the virus isn't going crazy there, and India is right next to China
UTSW researchers and international collaborators find human protein that potently inhibits coronavirus
India has an innate, natural defence against coronavirus?