This shorter, more intense high can lead to a dependency, both physical and psychological, developing more quickly than with other methods of taking drugs.

An addiction is a physical or psychological dependency that influences the life of that person negatively.

At this point, one is said to also have a physical dependency on the given chemical.

Though most people will not become addicted, many may develop physical dependency.

When tobacco is smoked, nicotine causes physical and psychological dependency.

Signs of physical dependency may appear dissimilarly from one person to the next.

But those people were ivory-tower fools; addiction was more than a physical dependency, as cocaine users knew.

Frequent or regular use of a substance can quickly lead to physical or psychological dependence-or dependency may have already developed.

Child stage - emotional and physical dependency.

Some are highly prone to cause physical dependency, while others rarely cause any form of compulsive need whatsoever.