Please choose the correct ending to complete the given sentence: Sports and Fitness: [header] How to do kegel exercises for men [title] Stop urination mid-flow. [step] While you are urinating, attempt to stop and start your urine stream. The muscles you use to do this are your pelvic floor muscles.

Ending1: When you cease the flow of urine, most of the urination will eventually come from your pelvic floor muscles. Stop the flow of urine as you begin to urinate. Ending2: These are the muscles you are trying to target. [substeps] This method should only be used to find your pelvic floor muscles. Ending3: This is so your muscles block this stream-the fluid is expelling waste from your bladder that you no longer need to urinate. [substeps] The pelvic floor muscles are not designed to block bladder urination and will let fluid come out easily rather than spurt out. Ending4: As you urinate, your pelvic floor muscles will contract and allow the urine to flow more easily. [substeps] Keep some breath mints or chap stick in your pant pocket during your stop flow.

Answer format: ending1/ending2/ending3/ending4