hello there
i have a question here.

how to gain body muscle in the same time maintaining cardio stage in perfect level.

i heard jogging in a long distance is no good for muscle gaining.
in my case i need to maintaining cardio level in high level as i do rowing for my univ. its a endurance aerobic sport.

my height is 179.5cm and my weight is 67kg. my bmi is 20.8.

tq