Why does my back hurt?

I know what I did to cause my lower back i'm pretty sure. I'm 16, and at the beginning of school during p.e. we had all these physical tests done like how many push ups and sit ups you can do. One of them was called the trunk lift were you lie on the...

Yesterday I was in the bathroom, looked in the mirror & saw a dried booger was peeking out of my left nostril. I couldn't leave it there obviously b/c it was noticable to anyone so I pulled it off. When I pulled it offI disovered it had a mucus tail...

Sometimes the ones who hurt us the most are the friends we trust and care for the most Why do we feel sorry to hurt them, when they walked out on our friendship?? Why ?

In december, i was getting serious back pains to the point where i couldn't get up. It hurt me too much to walk! I had to be taken around the airport in a wheelchair. I was given muscle spasm medicines and some cream and it made it better. i can walk...

I am only 14 and I am having back problems. I have no idea why. My mom says it could be bad posture or growing pains but I havent really grown much in the past year. I do slouch a lot so that might be the problem but I am not really sure. About 2 years...

please answer because im scared as ****... i have had a few utis before but nothing like this..2 weeks ago my lower back started hurting and i started feeling really tired but i had no pain trying to pee or anything.. the pain in my sides got so bad...

i have had lower back pain for 2-3 months now. it started when i was pulling 4 people on a cart by a rope with my back twisted to the right. i was really sore and my back hurt. then a few days later we were flipping big tractor tires at track practice...

my lower left back hurts(almost my side) it started hurting last week but it didnt hurt that much before, now it hurts so much ( cant even walk right),, this is after i played basketball. i dnt know the cause of it but i think its because of Air Alert...

My boyfriend's sister is getting married soon, and I'm a bridesmaid. The dress I have to wear hurts my back really bad. Yesterday, I went to pick it up after it was altered, and just trying it back on for about 5 minutes, my back was screaming at me...