Your 1/2 marathon 16 weeks plan for a 1h 45´ goal!!
You only will need (added to a pair of shoes) an elliptical trainer and a bike for a few cross training sessions.
easy jog 5´/km pace
injury prevention workout
15´ same pace as before
35´ non stop running, very easy pace, talking with training partners
2 hours walking easy pace on the mountains, at least 500+
-25´ ELLIPTICAL (EASY PACE)
-FOLLOWED BY A EASY 15´RUN (5´KM PACE)
CORE & PREVENTION WORKOUT