Will body building help...........????????

hi i m 20 years old i weight 65 kgs height 5.10 i m slim but have big puffy it goes normal when i feel cold for few seconds i hav this problem when i was 13years old but i wanna know if i start body building will i will be able to get rid of puffy i dont think i need to loose weight i m slim i cant even wear t shirts please help will building muscle around the chest area solve the problem...thanks in advance..