They don't stand for anything. KISS is not an acronym; it means nothing more than the word kiss. And it certainly does NOT stand for Knights In Satan's Service. See the â¦ Related Link below. Absolutely nothing. They wanted an inflammatory name with four letters, and because they couldn't have the f-word they picked Kiss as the next best.
The symptoms of ADHD appear to arise, on average, between 3 and 6 years of age, particularly for the subtypes of ADHD associated with hyperactive and impulsive behavior. Others may not develop their symptoms until somewhat later in childhood.
Inattentive ADHD is whatâs usually meant when someone uses the term ADD. This means a person shows enough symptoms of inattention (or easy distractibility) but isnât hyperactive or impulsive. 2. Hyperactive/impulsive. This type occurs when a person has symptoms of hyperactivity and impulsivity but not inattention. 3. Combined. Combined ADHD is when a person has symptoms of inattention, hyperactivity, and impulsivity.