How to Lose 15 Kg in 40 Days With a Sample Diet and Workout Plan-Weight gain has been one of the most talked-about problems when it comes to today’s generation. In the post-COVID era, this problem has only intensified, and numerous tips for managing your weight are available online. Here are some filtered and well-managed tips to help you understand how to lose 15 kg in 40 days, along with a sample diet and workout plan.