In-depth

Excessive saliva

Excessive saliva may be a result of your salivary glands making more saliva than usual (sialorrhea) or a decrease in your ability to swallow.

Headache

Most headaches aren't caused by a serious illness, but some could be a sign of a life-threatening condition.

Insomnia

Sleepless nights? Insomnia includes difficulty going to sleep, staying asleep or going back to sleep after you awaken. Insomnia may be temporary or chronic.

Jan. 02, 2014

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