okay here are my LO's weigh-in results over the past few weeks:
Birth: 7lbs 12 oz
3 days: 7lbs 3oz
5 days: 7lbs 8.5oz
1 week 5 days: 8lbs 6.5oz
2 weeks 4 days: 9lbs 3oz
3 weeks 5 days: 10lbs 0.5oz (today)
so he's gaining 12 - 14 oz each week. Is that too much?