1.   Kerry remains stocky, his movement slowed by medication, his speech tentative, his memory clouded.

2.   One of the two smoking cessation groups also got inhalant bronchodilators to use daily in hopes that the medication would slow the loss of lung function.

3.   The medication slowed the progress of the disease in laboratory rats, but a later human trial was not successful.

4.   And while medication can slow the progression of the disease, most patients do eventually need dialysis or transplant, Pereira said.

5.   It is a progressive and incurable disease, though medication can slow its spread and control symptoms such as shaking and drooling.