In most myopathies, weakness occurs primarily in the muscles of the shoulders, upper arms, thighs, and pelvis (proximal muscles). In some cases, the distal muscles of the hands and feet may be involved during the advanced stage of disease. Other typical symptoms of muscle disease include the following: 1  Aching. 2  Cramping.lthough symptoms depend on the type of myopath y, some generalizations can be made. Skeletal muscle weakness is the hallmark of most myopathies, with some noticeable exceptions, such as myotonia and paramyotonia congenita.
Quick Answer. There are approximately 470 known species of shark in the world, but it's impossible to count the exact number of individual sharks on the planet. World Wildlife Fund estimates that more than 100 million sharks are killed each year for their fins. Continue Reading.
Types of Dolphins Out There in Our Oceans. By Tarek Khaleel. The illustrious creatures of the sea, mythical in appearance, how did these creatures come to be and how many different types does Mother Nature possess. Just how many kinds of dolphins are there? To be exact, there are 41 species of dolphins of the family delphinade or oceanic dolphins. We will touch on specifically a few of the North Atlantic type dolphins namely the Bottlenose dolphins, the Killer whale dolphins, spotted dolphin, Atlantic white sided dolphin and the Atlantic humped back dolphin.