France. While Spain was building its New World empire, France was also exploring the Americas. In 1524, Giovanni da Verrazano was commissioned to locate a northwest passage around North America to India. He was followed in 1534 by Jacques Cartier, who explored the St. Lawrence River as far as present-day Montreal. In 1562 Jean Ribault headed an expedition that explored the St. Johns River area in Florida.
The most common autonomic symptoms that a cluster headache sufferer may experience are pupil constriction, conjunctiva redness, a drooping eyelid, and a runny nose. In rarer cases, autonomic symptoms of blushing and sweating may appear on one side of the head as well.
Cluster headache is a neurological disorder characterized by recurrent, severe headaches on one side of the head, typically around the eye. There is often accompanying eye watering, nasal congestion, or swelling around the eye, on the affected side. These symptoms typically last 15 minutes to 3 hours. Attacks often occur in clusters which typically last for weeks or months and occasionally more than a year. The cause is unknown. Risk factors include a history of exposure to tobacco smoke and a f