Stomach Problems & Remedies

I have wet kind of feelings in the chest area so I am concerned and also i was a smoker for 4 years and I quit like 10 months ago..so please sugeest...and i should tell you that i am experiencing pain in my right shoulder region

For 3 days now, my 14 month old daughter is vomiting everything she's fed and having loose motion also. She appears being too weak, is not showing interest in any food or water, but is active somehow and keeps playing. Also, she is having less urination. Kindly suggest what can her some instant relief.