Inclusion body myositis is another known muscle disease that has been recorded in medical history; this is usually associated with swallowing difficulties due to the muscles starting to degenerate. This is common for older adults, especially ones in their 50s and above.
Known as an inflammatory and degenerative muscle disease (also known as connective tissue disease, wherein the tissues connecting your body all over has started to degenerate), inclusion body myositis (IBM) will cause weakening to the muscles with a painless feeling.
Even though it is common among people in the 50s age group, the symptoms associated with this disease can manifest earlier instead. Both genders can be affected by this disease but are more frequent among men instead of women.