According to a report from Dr. Mark Hyman’s website, caffeine is the most widely used psychoactive compound on Earth and can be both a friend and foe to your health.

UCLA researchers uncovered four distinct “roadmaps” leading to Alzheimer’s by analyzing longitudinal health records from nearly 25,000 patients and validating findings in the All of Us cohort. These sequential diagnostic patterns predicted dementia better than any single risk factor.

A growing body of research from 2020 to 2025 shows that religion and spirituality offer powerful protection against depression, anxiety, and even chronic illness.

A 2025 pooled cohort study of 1.56 million UK adults found that those diagnosed with autoimmune or chronic inflammatory conditions had a 86% higher likelihood of experiencing affective disorders (depression, anxiety, bipolar) compared to people without these conditions.

A 2024 systematic review in BMC Public Health found that children with higher screen use were more likely to develop depressive symptoms later, especially between ages 9 to 12—or teens who spend much time on screens showing increased depression, anxiety, inattention, and aggression.

A 2025 study from Shanghai Jiao Tong University showed that food allergies don’t just cause rashes or stomachaches—they can lead to anxiety, depression, attention issues, and social withdrawal. In this mouse model, food allergy triggered brain inflammation, impaired behavior, and disrupted the gut microbiota.

A 2025 randomized, double-blind, placebo-controlled trial published in Nutrients found that supplementing with 100 mg each of vitamin B1 (thiamine) and B2 (riboflavin) daily for four weeks significantly reduced perceived stress and improved sleep quality in young adults.