Cervical spinal stenosis is a spinal condition causing pain, weakness, or numbness in the arms, legs, or neck. Multiple sclerosis is a disease of the nervous system causing difficulties with balance, speech, and movement.
Facts about Spring Begins. 1  In 2015 the beginning of spring is Friday, March 20th. 2  The First Day of Spring is also called the Vernal Equinox. 3  The Vernal Equinox is the day of the year where there are exactly 12 hours of daylight and 12 hours of dark in the Northern Hemisphere.
Spring starts about Mar 21 ( or Sept 21 - Southern H.) Summer, about June 21 (or Dec 21 - S.H.) Fall, about Sept 21 (or Mar 21 - S.H.) Winter about Dec. 21 (or Jun 21 - S.H.) The exact time varies slightly because the orbit is just slightly more than 4X3 months per season - 365 1/4 days all together.