Too much Yin energy is never good for a living being. It makes one feeling down, depressed, lethargic and sick. Stale energy from old houses or furniture, darkness, cold weather, lack of movement or activity, for example, all breeds Yin energy. This sparkling More Yang that Yin keychain is designed to bring some balance back if you are a victim of excessive Yin energy. If you are afflicted by the Yin House brought the 24 Mountains which brings really bad news from your loved ones or older relatives, this keychain is the recommended Feng Shui cure.