Lacking a sense of meaning can be viewed as a 'purpose deficiency' that negatively impacts physical health, similar to a nutritional deficiency.

The most important factors for your health, such as purpose, forgiveness, and relationships, cannot be measured on a blood test but are often more critical than what is measured.

Every action you take to optimize your health has an opportunity cost, such as an hour spent exercising being an hour not spent with your family.

Biohackers can become so obsessed with optimizing measurable health parameters that they neglect their relationships, which are a more critical factor for a healthy and happy life.

Chronic loneliness may be as harmful to your health as smoking 15 cigarettes per day and can increase the risk of premature death by up to 30%.

To make forgiveness easier, adopt a 'curiosity mindset' by choosing to believe that if you had the other person's exact life experiences, you would have acted in the same way.

Holding onto resentment is associated with the development of chronic diseases, including certain types of autoimmune disease and cancer, because it acts as a form of internal stress.