<s>[INST] hiiii....may i have ur sugestion that my son is almost 7 years old n his weight is only 14 kg n loooking tired almost all the time i m in very much trouble...is this a normal weight? every one dishearted me abt his health....?getting weak day by day wat shoul i do.........he never ever says i m hungry, [/INST] HI...7 year with 14 kg is definitely very abnormal weight and your son requires evaluation by a physician/ pediatrician for failing to thrive, and the possibilities can be -1. Chronic malabsorption2. Micro Nutrient deficiency3. Immunodeficiency either primary or acquired. Hope my answer was helpful for you.  I am happy to help any time. Further clarifications and consultations on Chat Doctor are welcome. If you are happy with my answer rate the answer. Wish your kid good health. </s>