Like when ur body gets rlly cold
Legs don’t matter in the sense that it’s not about haveing strength when it comes to being flexible you just have to have really loose muscles in the joints of you’re hips knees ankles shoulders etc
The correct answer is 1. Mononucleosis
Cerebral Palsy is a neurological disorder that occurs during brain development while in the womb. Hemophilia is a blood condition that is genetic and Sickle-cell anemia is also a genetic condition. None of these are infectious. Mononucleosis or Mono otherwise know as glandular fever is an infectious disease typical in teenagers and is passed on through contact with saliva. It's a virus and spreads.
Genetics may cause a difference in health tendencies