Your baby's weight is exactly on the average for his age. He is probably drooling because he is showing the first signs of teething.there is no need to start him on solids yet as you mention that he is content and judging by his weight he is doing very well on his present feeds.
The information provided does not constitute a diagnosis of your condition. You should consult a medical practitioner or other appropriate health care professional for a physical exmanication, diagnosis and formal
advice. Health24 and the expert accept no responsibility or liability for any damage or personal harm you may suffer resulting from making use of this content.