The holiday shopping season seems to start sooner and sooner each year. Black Friday used to signal the beginning. Now it's not uncommon to see Christmas in July sales. If you're like most of us there is always that one person on our list that is difficult to buy for. Gym rats, personal trainers, or fitness fanatics are notoriously picky. Luckily a thoughtful fitness gift idea for someone who works out doesn't really take much thought at all. Speaking as a personal trainer and exercise and fitness geek myself here are some useful ideas that won't break the bank.