A–Z Glossary

Restless legs syndrome

A condition that causes uncomfortable leg sensations and an urge to move the legs, often worse at rest or at night.

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Blue light and sleep impact

Blue light and sleep impact

How blue light affects the sleep-wake system Blue light is the short-wavelength end of the visible spectrum. It is not inherently harmful in daytime; in fact, natural morning light helps anchor circadian timing and supports alertness. The issue arises when blue-enriched light is delivered late in the evening, after the brain has started to prepare […]

Calming techniques before sleep and breaking anxiety-sleep cycle

Calming techniques before sleep and breaking anxiety-sleep cycle

Why the anxiety-sleep cycle becomes stronger in pregnancy Sleep and anxiety influence each other through a feedback loop. When the brain anticipates poor sleep, it can trigger heightened arousal: faster heart rate, shallow breathing, muscle tension, and repetitive worry. In pregnancy, that loop is easier to activate because the body already has more reasons to […]

Is insomnia dangerous for pregnancy

Is insomnia dangerous for pregnancy

What insomnia means in pregnancy Insomnia is more than simply being tired. It usually means difficulty falling asleep, staying asleep, or waking too early, together with daytime impairment such as fatigue, poor concentration, irritability, or reduced ability to function. In pregnancy, some sleep fragmentation is expected because the body is changing rapidly, but persistent insomnia […]