If you are one of the people who dreads going to the gym because the treadmill seems more like a torture device than an exercise machine, explore the many other options for cardio/aerobic exercise that exist both inside and outside the gym.
Week 1: The first week, choose any activity at all - from simple walking down the street to using a treadmill or stepper - and perform it every day at a moderate pace that gets your heart beating a little faster for about 10 minutes.
Buying running shoes should be easy, but with so many names on the market, and shoes that seem capable of doing everything, you'll wonder why you're even standing on that treadmill in the first place.
Although it is recommended that you use a treadmill without holding on to the machine to take advantage of natural running posture and arm movement, hand rails are still useful for beginners or those who have difficulty balancing.
In short, shopping for women's sports bras might take a little bit of time, but the truth of the matter is that the extra comfort you'll feel when you hit the treadmill or the gym will make all the research well worth it!