A study published in the journal Psychoneuroendocrinology describes the effectiveness of saliva and urine samples in accurately capturing the changes in cortisol and oxytocin levels in response to physical exercise.

Breast cancer remains a significant health concern, responsible for more than 600,000 deaths annually. Early detection, particularly through screening, is pivotal in mitigating its impact.

he study found that participants whose Gratitude Questionnaire scores were in the highest tertile had a 9% lower risk of all-cause mortality over the following four years than those who scored in the bottom tertile.