A urine infection is caused by bacteria found inside your body that travels from your bowel or your anus into your urethra and then into your urine. A urine infection is generally known as interstitial cystitis which means that you have a need to frequently pee and you may have cloudy urine.
Sunburn is something you get after being in the sun for too long. Like with normal burns, there are different severities of sunburn. Mild sunburn can be pink and red for three days to a week. After the three to seven days, your skin might start to peel a bit. That is nothing to worry about.