Task: Determine the prevailing emotional tone of the tweet, categorizing it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that most accurately represent the tweeter's mental state.
Tweet: i had a hard time falling a sleep and woke up several times because i was afraid of bugs crawling on me and i ended up waking up with a bite
This tweet contains emotions: 
fear, sadness