I have pain on my lower right abdomen. Its feels weird when I bend and breath deep. I have this problem for five months. I don't know whsts wrong.?

See your doctor. A physical examination can go a long way in determining whether your pain is somatic (musculoskeletal) or visceral (organ pain). The work up and management will depend on these findings.
Chronic Abdominal pa. When you have pain like this for 5 months you need to be checked by a doctor.