If you have a high-deductible health insurance policy, you might want to consider a Health Savings Account (HSA) to help cover out-of-pocket expenses. The money deposited in HSAs is tax-deductible and carries no taxes when used on eligible medical expenses. It can even be invested for tax-free growth. Those eligible expenses include some things you probably know — doctor visits and hospital stays — and some you probably don’t. Here are some of the lesser-known items that HSAs cover.