Obsessive-compulsive disorder(OCD) is amental illness that causes repeated unwanted thoughts, ideas, or sensations (obsessions) or the urge to do something over and over again (compulsions). Some people can have both obsessions and compulsions..

Anxiety is a normal emotion. Alerting you of possible danger ahead.  Furthermore, it's your brain's way of reacting to stress..

Sleep apnea is a severe sleeping disorder that happens when a person breathing stops suddenly during sleep. People with untreated sleep apnea stop breathing repetitiously during their sleep, sometimes hundreds of times during the night..

Insomniais a sleep disorder in which a person finds it difficult to fall asleep, stay asleep, or both..

Depression is a common and serious medical illness that negatively affects how you feel, the way you think, and how you act. Depression causes feelings of sadness and loss of interest in activities you once enjoyed. It can lead to a variety of emotional and physical problems and can decrease your ability to function at work and home. Fortunately, it is treatable..