Gaining muscle and staying lean year round, is it possible? IFBB Bikini Pro Chris Nicole and Bikini Coach Amy Ehinger dive into how to create gains in the gym while staying lean year round. Other topics included are: the definition of hypertrophy, variables that can play a factor in muscle gains, common mistakes in weight training, and the mindset of sticking to a weight training plan and healthy habits. For more on sticking to your habits and setting goals please reference these books:  "The Sweet Spot" by Christine Carter and "The Happiness Advantage" by Shawn Achor