Descendants. 1  Dove Cameron as Mal, the daughter of Maleficent. 2  Cameron Boyce as Carlos, the son of Cruella de Vil. 3  Booboo Stewart as Jay, the son of Jafar.  Sofia Carson as Evie, the daughter of the Evil 1  Queen. Mitchell Hope as Prince Ben, the son of Queen Belle and King Beast.
An infection with the bacteria that causes botulism can also cause a dogâs hind legs to suddenly go weak, though this is rare, says Dr. Benson. Accompanying symptoms of this would be excessive drooling, slack jaw and dilated pupils.
The most common reason for atrophy to occur in the legs is disuse. Lack of activity for any reason -- illness, injury, seated desk job, sedentary lifestyle -- can lead to loss of leg muscle. Alcoholism and malnutrition can also inhibit muscle growth and cause the body to use muscle proteins for energy.