While the signs are noticed by the doctor and people around the addict, the symptoms are known to the addict alone. Example is the case of dilated pupils being a sign while constant sleepiness is a symptom.
Dependence on a substance - the person who is addicted to a substance like alcohol or drugs loses the ability to decide when to use and when not to use such. They keep taking it, despite the fact that it might bring about mischief (the individual could conceivably know about the potential damage).
Drug addiction makes the body have a strong desire for the substance. The fanatic might need to surrender (quit), yet discovers it to a great degree hard to do as such without offer assistance.
The condition of the person, their family lineage, the substance in question, and the person involved are some of the factors that determine the possible signs and symptoms of addiction.
Some signs and symptoms of abuse could be:
A person, because they indulge in alcohol or drugs may exhibit some or all of the above symptoms and not be certified addicts, but they will not display any of the withdrawal symptoms or the associated craving.