Although the muscles don't contract concentrically or eccentrically when you perform the squat, they are the primary spine extensors and also assist with lateral, or sideways, spine flexion and torso rotation ranges of motion.
Headlights in a dream indicate an approaching problem. You may see warning signs in your daily life which have caused you to fear an impending conflict. To be caught in the headlights in a dream means that you are feeling vulnerable to a problem which appears unstoppable.
For some people, seizures occur exclusively during sleep. This is especially true for a particular type of epilepsy known as benign focal epilepsy of childhood, also known as Rolandic epilepsy. When seizures occur during sleep, they may cause awakenings that are sometimes confused with insomnia. Epilepsy patients are often unaware of the seizures that occur while they sleep. They may suffer for years from daytime fatigue and concentration problems without ever knowing why. For people with epilepsy, sleep problems are a double-edged sword; epilepsy disturbs sleep and sleep deprivation aggravates epilepsy.