Task: Question Answering
Input (English): Context: went home , got changed , and spent about 2 hours at the gym . that felt fantastic , i left feeling sore but so strong , and beautiful . took a tiny nap with the dog , took a shower , went to champagne and had a delicious chicken salad crossiant ( sp ? ) , emailed my rory to wish him a happy birthday !. 
Question: Why did the writer feel fantastic after the gym ?
Output (English): Because it 's a good feeling to finish a good workout .