From caregiver to carrier: Iowa woman, 27, has a 99% chance of getting her dad's dementia, remains hopeful

Alyssa Nash, shown here with her family, inherited the gene mutation for FTD, a rare form of early-onset dementia. Click the link below to learn more about her story. 'I HAVE A FUTURE' – Alyssa Nash, 27, faces likely dementia but maintains a hopeful outlook. SURGICAL SOUNDTRACK – "Lifesaving Radio" helps surgeons get "in the zone." KICKING THE HABIT – The first new quit-smoking drug is getting closer to approval.