The general appearance of patients may vary according to the experienced symptoms; the patient may be comfortable, or restless and in severe distress with an increased respiratory rate.

Most experienced symptoms for about 36 hours, and at least three were hospitalized, Mr. Althardt said.

All 58 subjects experienced symptoms of near-fatal heat stroke.

The most commonly experienced symptom of excessive sweating is body odor.

Patients with symptomatic Tarlov cysts can be divided into 4 categories, according to their experienced symptoms:

Mr. Pataki apparently first experienced symptoms from the appendicitis when he awoke with a bad stomach, his wife, Libby, has said.

Less intense manic phases Jil, a 29-year-old from Mississippi, first experienced symptoms of bipolar disorder (depressed mood, insomnia, excess energy) in high school.

In May 2010 a scientist living near Cooktown, Queensland, was bitten on her right index finger and experienced symptoms never reported before in research literature.

Ms. Glick recalled: "Many of the people who I worked with experienced similar symptoms and similar problems, which they did not have when they were at home.

In Fairbanks, 10 percent of those surveyed experienced severe symptoms of winter depression, including excessive sleepiness, irritability, weight gain and carbohydrate cravings along with pronounced "blues."