Summer Fitness Tips Are you ready for swimsuit season? The following tips will help you maintain your shape throughout the summer and beyond. -Kill the routine: Try alternating activity to keep things interesting. How about Monday: bike ride after work; Tuesday: jogging; Wednesday: weight training; Thursday: Yoga; Friday: aerobics class. -Spread it around: Pressed for time? Try three 10-minute sessions at different times of the day-maybe 10 minutes of cycling in the morning, a 10-minute walk at lunch and a 10-minute jog in the evening. It's an easy way to keep your metabolism going. -Get off the beaten path: Take a hike...in a park that is. Alternate this with regular strength training and …