DEAR DR. ROACH: Following my last 3-D mammogram, I received a warning letter from the mammography center regarding the possible shortfall of mammograms for dense breast tissue. I've never received this letter in the past, but I've been told that it is a new requirement by insurance ...

Dear Annie: I have recently gone through a friend breakup with a friend we will call "Elizabeth." When I first met Elizabeth, she was pregnant with her first child. After about a year, we became very close friends, and she had a second child. After the second child was born, I offered to go to ...

Dear Annie: My sister and I were inseparable growing up. We talked every day, shared everything and supported each other through some tough times, including the death of our dad five years ago. But ever since she started dating her current boyfriend about a year ago, things have changed in a ...

DEAR DR. ROACH: In a recent column, you responded that fluoride is naturally occurring, and places that removed fluoride from drinking water had increased tooth decay. Is fluoride naturally found in well water? I've drunk well water my whole life, and I've only had one cavity. Two of my three ...

Dear Annie: Lately, I've been finding myself feeling unexpectedly down. My three kids are all growing up so fast -- one just graduated college, one is starting a new job out of state and my youngest just got their driver's license. I'm proud of them, of course. They're kind, capable and finding ...

DEAR DR. ROACH: I am a 64-year-old man who has been having periodic shortness of breath for the past six months or so. This happens mostly upon exertion but sometimes occurs when I stand up. I do have a family history of coronary artery disease. After a CT angiogram (my calcium score was 617) ...