Tag: sleep

Sleeping beauty

Hypnic Jerk? what is it?

A hypnic jerk, also known as a sleep start or a hypnagogic jerk, occurs as a person falls asleep. It is an involuntary muscle spasm or twitch experienced by many people and is generally harmless. Hypnic jerks manifest as sudden, brief muscle contractions involving various body parts, such as the arms, legs, or torso. They often cause a sensation of… Read more →

Unrecognizable person sleeping under blanket

Stages of Sleep

There are two basic types of sleep: rapid eye movement (REM) sleep and non-REM sleep (which has three different stages). Each is linked to specific brain waves and neuronal activity. You cycle through all stages of non-REM and REM sleep several times during a typical night, with increasingly longer, deeper REM periods occurring toward morning. Stage 1 non-REM sleep is… Read more →

Dream text on green leaves

Why do we Dream?

A dream includes the images, thoughts, and emotions that are experienced during sleep. Dreams can range from extraordinarily intense or emotional to very vague, fleeting, confusing, or even dull. Some dreams are joyful, while others are frightening or sad. Sometimes dreams seem to have a straightforward narrative, while many others appear to make no sense at all. Many suggest that… Read more →