It was a painful reminder that one of the NHL's Original Six franchises had not won the Stanley Cup since a time before the United States got involved in World War II. Meanwhile, the expansion Islanders won the Cup four times between 1980 and '83.
There are 4 stages to NREM sleep that need to occur before REM sleep begins. (The following stages are found in the Quick Series Guide to Healthy Sleep) STAGE 1: Light sleep, lasts about 10 minutes. During this time, you feel calm and experience sudden arm and leg movement. Your heart rate lowers and the eyes open without awareness. If you are awakened you feel in a state of âhalf-sleepâ. STAGE 2: Begins a sleep that lasts about 30 â 45 minutes. During this time there is lack of movement, you become oblivious to your surroundings. If you wake up during this time, you do not remember your dreams. STAGE 3: Brief time before Stage 4.
Stages of Sleep. Usually sleepers pass through five stages: 1, 2, 3, 4 and REM (rapid eye movement) sleep. These stages progress cyclically from 1 through REM then begin again with stage 1. A complete sleep cycle takes an average of 90 to 110 minutes.The first sleep cycles each night have relatively short REM sleeps and long periods of deep sleep but later in the night, REM periods lengthen and deep sleep time decreases.n stage 4, the brain produces delta waves almost exclusively. Stages 3 and 4 are referred to as deep sleep or delta sleep, and it is very difficult to wake someone from them. In deep sleep, there is no eye movement or muscle activity.