Heroin is an opiate drug derived from morphine found in opium poppy plants. It can be ingested through injection, snorting, or smoking and frequent use often leads to addiction. Signs of heroin addiction include needle marks on the arms from injection, stealing items to sell for cash to support the drug habit, and changes in mood depending on the drug taken such as feeling depressed or euphoric.

2. INJECTION MARK OF AN ADDICT
Heroin is an opiate drug that is derived from morphine. Morphine is found in the
seed pods of Asian opium poppy plants. According to the National Institute on Drug
Abuse, heroin is ingested in several ways, such as through injection, snorting and
smoking. Regardless of the method of abuse, heroin addiction often occurs as a result
of frequent use.

3. UNUSUAL EFFORT MADE TO
COVER ARMS IN ORDER TO HIDE
NEEDLE MARKS

4. STEALING ITEMS WHICH CAN BE
READILY SOLD FOR CASH
(TO SUPPORT A DRUG HABIT)

5. CHANGES IN MOOD-
DEPENDING ON THE
DRUG TAKEN
EXAMPLES: DEPRESSED
OR BECOMING
ELATED AND
EUPHORIC.

6. ASSOCIATION WITH
KNOWN DRUG
USERS.

7. CHANGE FROM
NORMAL
CAPABILITIES
(WORK HABITS,
EFFICIENCY, ETC.)

8. CHANGES IN
ATTENDANCE AT
WORK OR SCHOOL.

9. WEARING
SUNGLASSES
CONSTANTLY AT
INAPPROPRIATE TIMES
(INDOORS OR AT
NIGHT, FOR
INSTANCE) NOT ONLY
TO HIDE DILATED OR
CONSTRICTED PUPILS
BUT ALSO TO
COMPENSATE FOR THE
EYE'S INABILITY TO
ADJUST TO SUNLIGHT.
MARIJUANA CAUSES
BLOOD SHOT EYES.

10. POOR PHYSICAL
APPEARANCE,
INCLUDING
INATTENTION TO
DRESS AND
PERSONAL HYGIENE