A large study of more than 75,000 people has found that moderate-to-severe traumatic brain injury (TBI) is linked to an increased risk of malignant brain tumors.

A new study identifies a brain activity pattern that signals self-preoccupied thinking, a trait associated with anxiety and depression.

A new study of over 13,000 adults found that having a strong sense of purpose in life is linked to a reduced risk of dementia.