Research
Link to research showing benefits of strength training on depression:
Links to research on Pub Med supporting the positive effects of regular exercise on the symptoms of PTSD:
http://www.ncbi.nlm.nih.gov/pubmed/23300122
http://www.ncbi.nlm.nih.gov/pubmed/15869081
http://www.ncbi.nlm.nih.gov/pubmed/18546759
http://www.ncbi.nlm.nih.gov/pubmed/17725082
http://www.ncbi.nlm.nih.gov/pubmed/25443996
http://www.ncbi.nlm.nih.gov/pubmed/25706090
http://www.ncbi.nlm.nih.gov/pubmed/25595169
http://www.ncbi.nlm.nih.gov/pubmed/24933726
http://www.ncbi.nlm.nih.gov/pubmed/24070007
Miscellaneous:
http://www.ncbi.nlm.nih.gov/pubmed/23901428
http://www.ncbi.nlm.nih.gov/pubmed/23864542
http://www.ncbi.nlm.nih.gov/pubmed/23299048
http://www.ncbi.nlm.nih.gov/pubmed/17888207
Links to research on the positive effects of having a strong community:
http://www.ncbi.nlm.nih.gov/pubmed/25928024
http://www.ncbi.nlm.nih.gov/pubmed/8915476
http://www.ncbi.nlm.nih.gov/pubmed/25762384
http://www.ncbi.nlm.nih.gov/pubmed/22234660
http://www.ncbi.nlm.nih.gov/pubmed/25565946