Which is an uncomfortable twitching of the muscles of the legs, ...

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Which is an uncomfortable twitching of the muscles of the legs, particularly the calf muscles, along with an indescribable tingling, aching, or crawling-insect sensation?
 
  A) muscular dystrophy
  B) restless legs syndrome
  C) myalgia
  D) tremor

Question 2

Vitiligo is defined as a:
 
  A. condition in which a loss of pigment-producing cells results in whitish areas of skin
  B. contagious skin infection characterized by blisters that later erupt to form a yellowish crust
  C. fungal infection of the skin
  D. skin infection composed of a cluster of boils and caused by staphylococci bacteria

[Toya9913]

Answer to Question 1

B
Explanation: A) This does not describe muscular dystrophy.
B) Correct
C) This does not describe myalgia.
D) This does not describe tremor.

Answer to Question 2

A