How popular is Shula? Shula is a rare first name for females but a somewhat popular surname for all people (#88825 out of 150436, Top 59%). (2000 U.S. DEMOGRAPHICS)
How chronic stress is harming our DNA. Elissa Epel is studying how personality, stress processes and environment affect our DNA â and how we might lessen damaging effects. Money problems, a heavy work load, caregiving â such increasingly common pressures have helped make stress a part of modern American life.
DNA does not change throughout life, except in extreme cases involving mutation, but the epigenetic modifications that determine which genes are expressed and how they are expressed do change and are affected by a number of environmental factors, including diet, activity, stress and exposures.