Originally Posted by
Sydney-Life2009
What you're experiencing is known as DOMS or Delayed Onset Muscle Soreness. Due to the shock of exercise done, your body hasn't adapted to the new stimuli yet. Your muscles will tear and repair over the next couple of days until full recovery. Generally speaking, DOMS is at it's peak 48 hours after your workout. Seeing as you haven't worked out in a while, it'll be quite sore until you become more consistent with training and your body is no longer shocked by exercise.