Not knowing you have elevated cholesterol or blood pressure can lead to serious complications or death. Joy is delight in life. Be happy with simple things and it will be simple to be happy. Develop it before a crisis instead of as a result of one. Know what is in the food you eat and understand how it affects you.
Pessimists produce more immune suppressing ones.
Patience and persistence are the parents of success. A little every day adds up to significant productivity. Take one hour per day for personal reflection. Rest is what we need. It rejuvenates our mind, body and nervous system.