To cure his insomnia,Mr.Ming takes a sleeping pill just before bedtime.Research suggests that this practice

A) may actually aggravate Mr.Ming's sleeping difficulties.
B) may help Mr.Ming permanently overcome his insomnia.
C) has probably increased Mr.Ming's REM sleep.
D) may make Mr.Ming more vulnerable to sleep apnea.

Sleeping Pill

A type of medication used to induce sleep or improve the quality of sleep in individuals with insomnia or other sleep disorders.

Insomnia

A sleep disorder where an individual has difficulty falling asleep, staying asleep, or experiences non-restorative sleep.

REM Sleep

A phase of sleep characterized by rapid eye movements, low muscle tone, and vivid dreams; associated with brain activity similar to wakefulness.