You may be able to deduct long-term-care premiums you paid last year. People age 71 or older can write off as much as $5,110 per person for 2017. Filers age 61 to 70 ... $4,090. Taxpayers age 51 to 60 can deduct up to $1,530. Individuals age 41 to 50 can take $770. And those 40 and younger ... $410.