Hi My Name Is Yaricsa I Am A Non Hodgkins

hi my name is yaricsa i am a non hodgkins teen survivor i had cancer when i was 10 i am now 21 and to be honest i have not had any reg cancer checkups in years and its been a while that ive had overnight heavy sweats bad chest pain short breathing body ache neck discomfort, i smoke marijuana would that be a problem or could there be something else wrong thank you ?!