i am only 21 years old and i am experiencing prostate cancer symptoms such as 1.Frequency - urinating much more often than normal.2.Urgency - having a sensation that you need to urinate immediately.3.Nocturia - getting up to urinate multiple times during the night.4.Hesitancy - difficulty starting the urine stream.at my young age is this cancer possible? or it is just urinal tract infection? thanks!