LO.2 Ruth incurred the following expenditures during the year:

• Medical insurance premiums.

• Long-term care insurance premiums.

• Life insurance premiums.

• Nonprescription supplements to curb panic attacks.

• Fees for an alcohol rehabilitation program.

• Contact lenses.

• Travel expenses to obtain treatment at the MD Anderson Cancer Center in Houston.

Which of these expenses can Ruth include as medical expenses for purposes of computing her medical expense deduction?