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.
Mohave County in Arizona is the fifth largest county in the United States. Its total land and water area is about 13,470 square miles, and its county seat is Kingman City. The county has a population of 203,361, and this is composed of White, Latino, Native American, and Asian Americans alike.