Needless to say, it started hundreds of years ago and had only one goal: to reduce the amount of boy genital infections. Mostly, this problem existed in the countries with hot climate and limited access to water. So, boys got infected very frequently. At that time, it was a good step and it actually helped with reducing the amount of the diseases. With time it just became a tradition. Nowadays, people have more knowledge about personal hygiene and we also have enough water supplies. If you bathe your boy every day and clean the diaper area, chances for him to get an infection close to zero. There are also some congenital conditions in which circumcision is contradicted.
The most noticeable symptoms of jaundice are yellowish skin and the whites of the eyes; urine is usually light yellow. If your baby has yellow skin, it might be necessary to see a doctor as soon as possible. If your baby has dark yellow urine, it might be the sign that he (she) doesn’t get enough nutrition, mostly fluids. It still might be breast milk jaundice if you breastfeed the baby, don’t be confused with breastfeeding jaundice. So, if you breast feed, check your diet, everything you eat goes to your baby. He (she) might not like the taste of it. If you use formula, you might try a different one. Also, try to give more fluids (water) and definitely check with your family doctor or pediatrician. It is impossible to give the right diagnosis without looking at the baby. I wish your baby good health.