If you have dreams about bugs, then something is obviously 'bugging' you in your waking life. Bugs as dream symbols usually represent your worries and problems which do not let you achieve balance and harmony. These insects bear a negative significance when populating your dreams and are major symbols for your fears. Besides your anxieties, bugs may also represent your hidden sexual desires which are shameful and you want to repress while awake.
Bugs may also forewarn of complications and sickness to come into your waking like.