hi, iv had trouble swallowing food and it seems to get stuck in my throat and isn t digesting properly, i also have trouble swallowing saliva and sometimes to scared to sleep on my own because of it, i haven t had bowl movement for about 5 days i get really bad aches in my back around my kidney area, and today i was standing in the sun for about 20 minutes watching a snake show and had to go sit down in the shade because i felt like i was going to faint and currently i have a really bad cold , do you think this is serious ? i also get depressed and upset over little things and don t feel normal