tired....tired...tired...

recently i hv a very bz life.... everyday class time table very pack.... since i take 21 credit dis sem so i m bz dis sem... dis week i near whole week dun hv a proper sleeping time ad... dis week hv 1 quiz, 1 assignment n 1 test.... i ad 2 days din sleep ad.... n now i nid to find out d journal for my computational biology I as my 1st project.... n after dis i nid to settle all d thing bout my practical training... my head really wan to explode ad.... everybody say mz add oil in do everything... but i m lack of oil now.... i really very very tired... until when all d thingt jz ll finish??? when i jz hv enough time to sleep n rest??? really very stress, tired n tension....