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'Mad Money' Mailbag: Health and Energy

UnitedHealth over Aetna; Kinder Morgan over Enterra.

Is Aetna (AET) a good buy here?
-- John from Connecticut

James J. Cramer

: Aetna is one of the best run HMOs out there, but I still prefer


(UNH) - Get UnitedHealth Group Incorporated Report

, which I own for my Charitable Trust.

What is your take on Enterra Energy (EENC) ?-- Eileen from Indianapolis

James J. Cramer

: Enterra is a Canadian energy trust, yielding some 9% at the current price. And while I like energy, I think I would rather see you in a U.S. trust, like

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TheStreet Recommends

Kinder Morgan


, which yields about three percentage points less, but is a better-run company.

At the time of publication, Cramer was long UnitedHealth Group.

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