Common symptoms include: 1  feeling very tired all the time (fatigue) 2  weight loss. 3  weakness. 4  joint pain. 5  in men, an inability to get or maintain an erection (erectile dysfunction) 6  in women, irregular periods or absent periods.
The main difference between Social Security Disability ( SSD , or SSDI ) and Supplemental Security Income ( SSI ) is the fact that SSD is available to workers who have accumulated a sufficient number of work credits , while SSI disability benefits are available to low-income individuals who have either never worked or who haven't earned enough work ...
The basics of SSI. The Social Security Administration runs the Supplemental Security Income program, which is designed to meet the financial needs of certain people with limited income and resources. SSI pays monthly benefits to those who are age 65 or older, or who are disabled or blind.