Best Answer: There are many factors that can weaken your immune system, depression certainly wont strengthen it. But here are some other factors that may cause your immune system to be bad, or increase your risk to illnesses.
ARIZONA'S PUBLIC LANDS -- BOTH BLESSING AND BURDEN. Arizona covers 72.6 million acres and is the 6th largest state (after Alaska, Texas, California, Montana and New Mexico); but only 15 states have fewer people. Land for growth ought to be plentiful, yet in Arizona there is a short supply in many communities where it is needed most.
Arizona is a landlocked state situated in the southwestern region of the United States of America. Arizona shares land borders with Utah to the north, the Mexican state of Sonora the south, New Mexico to the east, and Nevada to the west.Arizona shares water borders with California and the Mexican state of Baja California to the west along the Colorado River.Arizona is also one of the Four Corners states, at which Arizona touches Colorado.rizona is a fairly mountainous and rugged state, and is home to the world's largest contiguous ponderosa pine forest. Many mountain ranges exceed 9,000 feet (2,700 m) in elevation, and some can hold snow all summer. Arizona has 194 named mountain ranges.