What Is Causing; Very Swollen Legs/feet (barely Get Shoes On)

what is causing; very swollen legs/feet (barely get shoes on) swollen tummy area and hard skinned with like baseball seams on the very hard skin; leg swelling happened almost overnight legs are very hard no muscle ability very weak legs can you help...never been sik in my life ....last 10-15 yrs ago thanx cam no email or enternet just using friends computer before I go ultrasound can yiu tell me what is causing this ?