Reason: None provided.
That's how nature works.
That's why they use a different formulation of the flu vaccine every year: it is tailored for several strains they think will be prevalent in in the upcoming flu season. I have no doubt that the rate of mutation is accelerated thus keeping the drug companies in business.
3 years ago
3 score
Reason: Original
That's how nature works.
That's why they use a different formulation of the flu vaccine every year: it is tailored for several strains they think ill be prevalent in in the upcoming flu season. I have no doubt that the rate of mutation is accelerated thus keeping the drug companies in business.
3 years ago
1 score