Doctors' letters say Republican presidential candidate Mitt Romney and his running mate, Rep. Paul Ryan of Wisconsin, are healthy. The key numbers:
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ROMNEY
Age: 65
Height: 6 feet 1½ inches
Weight: 184
Blood pressure: 130 over 80
Cholesterol: 169
Medications: Lipitor, low-dose aspirin
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RYAN
Age: 42
Height: 6 feet
Weight: 163
Blood pressure: 121 over 62
Cholesterol: 184
Medications: Occasional albuterol inhaler

