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.
Big Question: Can your environment change your DNA? Perhaps one of the only things we remember from eighth-grade biology is that DNA doesnât change. The 3 billion letters that make up your personal genome are with you for life, a master blueprint handed down from your parents. But not everything about how your genes operate is programmed at birth. While the sequence of DNA may not be affected by your environment, the way genes workâcalled gene expressionâcan. Think of DNA as a computerâs hardware; there may be several types of softwareprograms that can regulate what the hardware does.