Man, my back is constantly hurting. Having chronic back pain really puts a damper on everything. 
From time to time I will get back pain. Usually after I've been doing some heavy lifting. It's usually a dull ache in my lower back.
Yes, lower back pain is the most common type of back pain. I have pain there also. I believe bad posture can make it worse too.
The symptoms of low back pain usually improve within a few weeks from the time they start, with 40–90% of people completely better by six weeks.
In most episodes of low back pain, a specific underlying cause is not identified or even looked for, with the pain believed to be due to mechanical problems such as muscle or joint strain. If the pain does not go away with conservative treatment or if it is accompanied by "red flags" such as unexplained weight loss, fever, or significant problems with feeling
Back pain
Back pain is pain felt in the back. The back is divided into neck pain (cervical), middle back pain (thoracic), lower back pain (lumbar) or coccydynia (tailbone or sacral pain) based on the segment affected. The lumbar area is the most common area affected. Episodes of back pain may be acute, sub-acute, or chronic depending on the duration. The pain may be characterized as a dull ache, shooting or piercing pain, or a burning sensation. Discomfort