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Dear Dr. Roach: I am a 71-year-old woman who is Type 2 diabetic, but I find the glucose monitoring systems requiring blood samples so painful to use that I don’t test.

Dear Dr. Roach: I am an 84-year-old female. Luckily for me, I have never been ill with chickenpox, measles or mumps.

Dear Dr. Roach: Do Trimix injections work for erectile dysfunction, and are they safe? M.B. Erectile dysfunction is a common problem in men, especially as they get older.

Dear Dr. Roach: A year ago, I had surgery for bladder cancer, and had a small stroke and pulmonary clot. During this past year, I’ve had five CT scans, three chest X-rays and a couple of other scans to diagnose the stroke and clot.

What did I learn at my 68th reunion of Harvard Medical School? I learned, from an article written by Stephanie Dutchen, that my brilliant classmate, Melvin Glimcher, physician, engineer and professor, had created the myoelectric elbow.

Dear Dr. Roach: I have always heard that breakfast is the most important meal of the day. I never eat breakfast. Most times I eat just once a day, at dinnertime — and no, I don’t pig out then, either.

Dear Dr. Roach: I write to you to try to understand the effects of commingling large amounts of wine — normally a bottle or more — then taking a capful of over-the-counter sleep medicine. He is 78 years old, in excellent health.

Dear Dr. Roach: I am an 82-year-old female. In 2002, I had a triple bypass. Something went wrong, and I have been in almost constant pain ever since. The pain is in my chest wall. I also have other health issues, including atrial fibrillation.

Dear Dr. Roach: I am writing to inquire about the effects of statins on the body. My husband is a 66-year-old diabetic taking metformin and atorvastatin.

2002 was a worrying year for women who were taking hormone replacement therapy to combat troublesome menopausal symptoms.