Trade those shots for squats! Instead of hitting the bar after work, groups of friends and colleagues are hitting themed "fitness parties," and some women invite guests to come sweat with them at their birthday and bachelorette parties as a healthy way to celebrate. We’re getting bored with the usual drinks and dinner, says Nicole Nichols, fitness expert and creator of the Sparkpeople: Total Body Sculpting DVD, and as everyone is becoming more health-conscious, we want innovative experiences that also help us reach our health and weight-loss goals.