hi 30yrs old I'm experience tiredness, shaky in the hands maybe my body to, also experiencing some parasites in body.

Also when I get through with jogging at the end of the day. I feel like I’m not getting enough energy. I feel shaky in the hands? I feel weak all the time? I feel like I’m experiencing parasites in my body cause see something in my eyes? Everyday I get this burn in my chest also my heart hurts every now and then? What can I do? people tell me your to young to be experiencing all this.