A recent study led Imperial College London has found that people older than 30-years old tend to get the flu twice a decade on average versus kids and adolescents who get it about once every other year.

Adults get the flu much less often than they probably think. 

In fact, a recent study has found that the rates of infection become relatively stable after age 30, occurring only about twice a decade. 

Younger people, on the other hand, get sick with the flu about once every two years on average. 

One of the lead authors of the study, Steven Riley from the School of Public He