Listen. 1  The signs and symptoms of hypermobile Ehlers-Danlos syndrome vary but may include: 2  Although hypermobile Ehlers-Danlos syndrome is thought to be a genetic condition, the underlying cause is unknown in most cases. A small percentage of people with this condition have a change (mutation) in the TNXB gene.
The right side of the hurricane is the strongest because a hurricane rotates counterclockwise. As a result the wind speed on the right side is the sum of the speed at which the hurricane is rotating and the storm's forward speed.
Hurricanes are the most destructive natural disaster; they are very powerful and violent storms, often associated with strong winds and heavy rains. A storm is classified as a hurricane when the speed of wind reaches 74 miles (119 kilometers) per hour. Hurricane storms usually start over warm sea (near the equator) and are accompanied by fierce winds, flash floods, mudslides, and huge waves.