I feel silly about this one but...buy a water bottle you actually like and you will stay more hydrated and thus more productive. It felt weird to me to spend >$20 on a water bottle but it has totally been worth it.
Throw out all your socks and buy 15+ pairs of one style.
Buy clothes that fit (especially shoes).
Get a full spectrum light bulb for your workspace.
I feel silly about this one but...buy a water bottle you actually like and you will stay more hydrated and thus more productive. It felt weird to me to spend >$20 on a water bottle but it has totally been worth it.
Throw out all your socks and buy 15+ pairs of one style.
Buy clothes that fit (especially shoes).
Get a full spectrum light bulb for your workspace.
The Standesk: a standing desk for $22 http://iamnotaprogrammer.com/Ikea-Standing-desk-for-22-dollars.html
This is the top reviewed anti-fatigue mat on the wirecutter, they had multiple people test many different mats: http://www.amazon.com/CumulusPRO-Professional-Anti-Fatigue-Comfort-20-inch/dp/B007PQXJUA/ref=sr_1_1?ie=UTF8&qid=1420615284&sr=8-1&keywords=cumuluspro
Kitchen knives were brought up several times. This knife won a blind competition against much more expensive competition: Victorinox chef’s knife. I have one. http://www.amazon.com/Victorinox-Fibrox-8-Inch-47520-5-2063-20/dp/B000638D32/ref=sr_1_2?s=kitchen&ie=UTF8&qid=1420615402&sr=1-2&keywords=chef+knife