I think my friends A hypochondriac?

ok so everyday of her life shes always thinking somethings wring with her, she doesnt show it but she says she has repetative thoughts about it. she said she feels like she brings people down.. suposably she says everytime she talks too her friends they complain about a chest pain.. and she thinks it has something to do with her.. and she said she can make people feel a vertain way.. adn oits really starting too trip her out.. she said shes scared of people.. exspecally hobos cuz everytime she walks by them they yell and she gets this wierd scared feeling in her chest.. what can this possibly be? please helpp. shes been feeling like this for way to long and i miss the old her ):