by Randi Fredricks, Ph.D. | Jun 18, 2019 | Sleep, Stress Management |
There are five stages of sleep during the sleep cycle. Sleep stages occur in cycles lasting 90 to 120 minutes each. Four to five cycles occur during a typical night of sleep. Shifting of stages occurs over the course of the night, typically with an increased...
by Randi Fredricks, Ph.D. | Jan 12, 2019 | Sleep, Stress Management |
Whether you’re scrambling to meet the demands of a busy schedule or just finding it hard to sleep at night, getting by on less sleep may seem like the only answer. But even minimal sleep loss can take a substantial toll on your mood, energy, mental sharpness, and...
