Sentence 1: Fred is trying to bulk up with some muscle. 
 Sentence 3: Although he is not seeing any results with his body 
 Sentence 4:  He read online that he needs to eat double the calories then he was 
 Sentence 5:  He did that and noticed results within a week 
 Option 1: He is lifting more and more at the gym. 
 Option 2: He started a Crossfit routine he saw on TV.