woman takes help of her friend while exercising at the gym

burning workout colleague sister friend together cooperation activity passion interest hobby after work equipment plan muscle form exercise room physical education place inside wall floor hair hairstyle style fashion clothes sportswear fit tight top blouse shirt leggings pattern lycra blonde brunette straight curly loose sport movement gym weight loss trainer mass building strength reduction fat body tissue measurement athlete muscular belly skin effort motivation satisfaction weights help assurance woman girl person slim athletic figure