Telomeres are bits of genetic material at the end of each strand of DNA that protect chromosomes as they replicate. Short telomeres have been linked to aging and a variety of medical and psychiatric diseases. Stress and de...

An article published by Medscape reports that in a recent study by Dr. Joan Luby of Washington University School of Medicine in St. Louis, non-depressed preschool children whose parents showed more nurturing behaviors duri...