Limb girdle muscular dystrophy (LGMD) is the common name for a diverse group of muscular dystrophies affecting mainly the pelvic (hip) and shoulder regions. There are more than 20 different subtypes-each caused by alterations to different genes.ome types of LGMD may also cause weakness in the feet, ankles, calves, hands and wrists. A few specific types of LGMD may cause heart problems or weakness of the breathing muscles. Usually the muscles of the face are unaffected and the brain, intellect, and the senses are not impaired.
What is First Class Mail? First Class Mail is the most popular and economical way to send items through USPS. You can send standard postcards, letters and large envelopes and small packages up to 15.99 ounces using First Class Mail. If your First Class package is over 15.99 ounces, you must upgrade the mail class to Priority Mail.
USPS Mail Class Guide. The USPS Postal ServiceÂ® has many different mail classes ranging from regular First Class MailÂ® letter delivery to overnight expedited services such as Priority Mail ExpressÂ®. Here is a breakdown of each USPS service to help you choose the right mail class for your mailpiece. Swipe right to see entire table *The USPS does not guarantee delivery times for any service except Priority Mail Express. ** Prices listed are discounted rates available for online postage vendors such as Stamps.com.