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Dear Dr. Roach: I am a 77-year-old woman who has enjoyed good health. Several weeks ago, I fell off a stepstool while trimming a tree in the backyard, bruising the shin on my left leg.

Dear Dr. Roach: I am a 63-year-old woman. I have been treated for high cholesterol since I was in my 30s. My cholesterol levels are difficult to control, and as a result, I am closely monitored. My meds are adjusted accordingly.

What is one of the major health hazards today? It’s being a patient. Because there are so many pitfalls, and it’s easy to fall into them. Modern medicine has much more to offer today, which makes life better for millions of people.

Dear Dr. Roach: I am a 55-year-old woman. To date, I have had two bone scans — one around age 50 and the other quite recently. Both times, I was told that I have osteopenia.

Dear Dr. Roach: I had a radical prostatectomy in 2012 and two subsequent inguinal hernias. Due to having three surgeries in eight and a half months and the recovery from them, my desire for intimacy was very low.

Dear Dr. Roach: I am a 51-year-old male-to-female transgender woman. According to my doctor, I am in very good health, and my body has adapted to the traditional regimen of hormone replacement therapy quite well.

Dear Dr.

What is the last thing our health-care system needs? More cases of Type 2 diabetes. According to the Diabetes Association, more than 33 million people in North America suffer from diabetes. More millions are unaware they have pre-diabetes.

Dear Dr. Roach: I am a 71-year-old woman with osteoarthritis. I have had several injections of Euflexxa in both knees in the past with excellent results.

Dear Dr. Roach: Recently a reader was asking for help with chronic migraine that was little helped by various medications.