Medically reviewed by Soma Mandal, MD Key Takeaways Heart failure is the most common cause of orthopnea, which is difficulty breathing when lying down.COPD can lead to orthopnea due to lung ...

Sleep paralysis is a temporary sense of paralysis that occurs between stages of wakefulness and sleep. During an episode of sleep paralysis, you are conscious but unable to move or speak.One of the ...

Sarah Bradley is a writer with six years of experience creating personal essays, reported features, and content related to health and parenting topics. Sleep paralysis involves being awake but unable ...

Sleep paralysis is "a condition where you feel paralyzed just before falling asleep or, more commonly, when you first wake up in the morning," says Kevin Walker, MD, the medical director of ...

Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. Baland Jalal lay in bed terrified ...

Hemiplegia refers to paralysis on one side of the body. It can affect the legs, arms, and facial muscles on the left or right side. It is not a condition, but a symptom of other conditions. Hemiplegia ...

Many adults have worries when it comes to their sleep. The focus ranges from sleep hygiene to wanting to fall asleep faster and even coping with sleep apnea. For others, the prospect of bedtime comes ...