No, symptoms are because of the cause!
no one seems to know yet cause i have the same thing
Yes. A symptom is a sign that there is some underlying cause - usually unwelcome - as a result of which the symptom occurs.
This is called compulsion and may be a symptom of mental illness.
Not eating is a symptom of mental illness. It can also be a symptom of other medical problems. Since it is a symptom, it is extremely difficult to determine if it is a cause.
Coughing is not the cause of anything. It is a symptom.
No.
That is not a symptom of alcoholism.
fever
Not always, but it is a possible symptom.
They are not the same. Hyperventilation can be a symptom of anxiety.
Hyperthyroidism is a symptom, not a disease. The symptom is a result of a disease or disorder which may cause other related symptoms, not the other way around. The symptom of hyperthyroidism may cause additional symptoms such as tachycardia, however it does not cause another disorder. When the hyperthyroid symptoms are treated, the additional symptoms typically disappear.
No it's just a symptom. Another can only get the disease if it's contagious and then they may have the same symptom.