There are many signs, this may help you with your answer https://www.drugabuse.gov/publications/principles-adolescent-substance-use-disorder-treatment-resear...
Food borne illness, or salmonella. Sorry if my answer is wrong
Electroencephalogram. It's a monitoring method that looks at electrical activity in the brain.
Answer:
You should talk to your doctor
The cell membrane is the lipid bilayer surrounding the entire cell.The nuclear membrane, on the other hand,surrounds the nucleus. On the contrary, the nuclear membrane is not a continuous sheet but is made of a series of vesicles that come together to enclose the nucleus.