1. They are in denial of the fact that they have a problem: One of the biggest tell-tale signs that someone has a drug problem is if they are in constant denial of the fact. Many addicts kid themselves that they can stop whenever they like and that they are not addicted to the drug.
  2. Moodiness: Sudden changes in moods and extreme moods are a tell-tale sign of drug abuse and addiction. Most times, the person will be in an exceptionally pleasant mood when they are on a high and in an exceptionally unpleasant mood when they are coming down from a high.
  3. Dishonesty: This is another trait of someone with a drug problem. Addicts will be dishonest about anything and everything relating to their habit in order to conceal and protect it.
  4. Introverted characteristics: Many of those who develop drug problems will quickly withdraw from all the usual activities and social group to which they used to participate and be active in.
  5. Drug addicts will ensure that they have a constant supply: An addict will go out of their way to make sure that they constantly have access to their drug of choice.
  6. Lack of responsibility: An addict will prioritize their drug of choice and a fix before anything else in their lives. This means that their responsibilities will often get overlooked and neglected. For example, they may simply not show up for work or classes.
  7. Growing accustomed to the drug: When you use a drug over an extended period of time, your body will begin needing more in order to achieve the same kind of high. This means that the person will need to spend more and more money in order to sustain their habit.
  8. Memory Lapses: Many addicts will experience memory lapses more and more. There may even be whole days that they have absolutely no recollection of.
  9. Starting their day with a fix: When a person becomes more and more dependent on a particular drug it will become the first thing that they do every morning.
  10. Desire to be clean: There comes a point in an addiction where the person can no longer lie to themselves. Many addicts then want to get help but end up gi9ving to their old habits again.