Hloo , dengue has 4 subtypes generally in India as though more subtypes can be found .
If you are infected previously with one specific type of subtype , you will be immune to that one itself and you will not be immune to other subtype .
This is called as antibody dependent enhancement in dengue .
Next Steps
No need to panic about that thing
If you feel feverish and have body pains contact me as I can assure you
Proper hydration should be taken disregard of any disease
Health Tips
Don’t feel anxiety about incoming disease , just leave your life happily with present condition