The Healthiest You: Mind Games

Couch Potatoes: Video games such as complex racing games really improve hand-eye coordination. "A large area of the brain is involved in allowing your body to react to what it sees but also in 3-D spatial planning and our concept of our world around us," says Rafecas.

Lighten Up: Lumosity, an online service and smartphone app run by a team of neuroscientists, tests and strengthens skills, including memory retention, reaction times and problem-solving, through a series of games. "Anything that puts a stress and taxes the brain tends to be helpful," says Rafecas.