Do you regularly toss and turn at night? Are you frequently waking up throughout the night for no reason? Is it hard to fall asleep because of your endless train of thought? If you answered, “yes,” you may have insomnia – a common sleep condition that affects millions of people. It’s also possible that sleep apnea may be making the situation worse. Although it can be frustrating to live with, it doesn’t have to rule your daily life, especially if you can figure out the reason behind it. Read on to discover the cause of insomnia and what you can do to improve your symptoms.