Research shows that physical and visual access to indoor plants is associated with reduced emotional stress and anxiety, improved general health, and better cognitive performance. Dr. Charlie Hall, a professor at Texas A&M’s Department of Horticultural Sciences who has spent years researching the health benefits of plants, says they can improve your quality of life and should be treated as a necessity. So if you’ve been thinking about adding a little green to your home or workspace, here are ten plants actually worth considering.