Eating dark chocolate can help reduce anxiety and improve symptoms of clinical depression. People who ate dark chocolate in two 24-hour periods had 70% reduced odds of reporting depressive symptoms than those who did not eat chocolate. However, milk chocolate did not produce the same effect. Dark chocolate contains phenylethylamine, a neuromodulator implicated in mood regulation.
Using hydroxy-α-sanshoo, a bioactive compound of Szechuan pepper, researchers gain new insight into how the brain detects and perceives touch.
People born between 1946 and 1970 were up to 20% more likely to report psychological distress, including symptoms of anxiety and depression during their 40s and 50s, a new study reports.
A newly developed robotic thumb imprints how the hand is represented in the brain. Using the robotic thumb, researchers reported improvements in conducting dexterity tasks, such as building with blocks. Additionally, those who trained to use the additional thumb began to feel as though the digit was a part of their body.
Loneliness, stress, and social isolation as a result of COVID-19 exacerbated and intensified visual hallucinations in blind people with Charles Bonnet Syndrome by 56%.
A simple vision test can predict whether a person with Parkinson's disease will develop cognitive decline or dementia within 18 months.
Older women tended to have poorer memory fluidity scores than men of the same age group. However, the reverse was true for younger women. Researchers propose the difference could be a result of younger women having more access to higher education than previous generations.
Women who suffered from eating disorders are at increased risk of developing depression during pregnancy and up until 18 years after the birth of their child.
While England has only seen a moderate rise in people being diagnosed with psychosis in recent years, prescription rates for antipsychotic medications have doubled.
A new study reports female guppies with smaller brain mass can distinguish between attractive males, but do not find them more appealing or choose to mate with them over less attractive guppies. Researchers say the study sheds new light of the link between mate preference and cognitive ability.