Physical exercise has established efficacy as an antidepressant in individuals with depression and current medical evidence supports the use of exercise as both a preventive measure against and an adjunct therapy with antidepressant medication for depressive disorders.      A July 2016 meta-analysis concluded that physical exercise improves overall quality of life in individuals with depression relative to controls.  One systematic review noted that yoga may be effective in alleviating symptoms of prenatal depression .  The biomolecular basis for exercise-induced antidepressant effects is believed to be a result of increased neurotrophic factor signaling, particularly brain-derived neurotrophic factor .  
Grants, scholarships , work-study and other forms of gift aid just do not cover the full cost of a college education. Many students find that they must supplement their savings with government and private loans. The Federal education loan programs offer lower interest rates and more flexible repayment plans than most consumer loans, making them an attractive way to finance your education. You can also deduct up to $2,500 in student loan interest even if you don't itemize deductions on your income tax return.