And now, we watch

One of them wants to be everyone's friend; the other is emerging as no one's.

Diet rich in fatty fish good for cognitive function

Dear Doctors: Our grandfather is having memory problems, and my mom is trying to get him to eat more fish. I know fish is called "brain food," but my mom says she has heard on the news that fish keeps you from getting dementia. Is this true? What about fish and mercury?

Parent wants adult daughter to forget about the past

DEAR HARRIETTE: My grown daughter keeps bringing up the fact that I wasn't in her life as a child. This is really frustrating to me because I'm here now, and when I wasn't there, my parents were. I went off to college when she was born, and the one time I tried to get her as a baby, her mother wouldn't allow it, so I left things alone and let my parents be involved. I've built a great life for myself now, so why can't she just appreciate the present day? – Get Over It

How to own the future

Both national parties represent broad coalitions of wide-ranging interests, otherwise they couldn't win elections in such a vast and diverse country. These parties are most successful when they unify their factions behind an idea, a cause or a candidate.

Lichen planus can affect skin or mucosal tissue

Dear Doctors: I'm being treated for lichen planus, which has manifested in my gums. I've never heard of it before and would be grateful for additional information. I'd like to know if this is a common condition, if it ever goes away and what would happen if it goes untreated.

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