Age should be no barrier to a healthy sex life, according to legendary Mirror columnist Dr Miriam Stoppard . For many years, the TV personality and author of more than 80 best-selling books, gave frank health advice to Mirror readers. Now 88, she is just as direct when it comes to her tips on improving sex in later life in her new book Sex, Drugs and Walking Sticks: A Guide to Living Your Best Life in Your 60s, 70s, 80s and Beyond. “I’m here to tell you that you’re missing out on great sex.