Xylazine is a veterinary drug newly found in illicit opioid supply that is resistant to naloxone. No antidote exists for xylazine.

Research measuring brain activity on people during walks through nature and parking lots, evaluated executive attention of the brain.

Regular aerobic exercise can improve the erectile function of men, particularly those with worse baseline erectile dysfunction.

Daily multivitamin supplement in older adults may improve memory and slow the aging of complex brain activities.

Energy drinks are linked to poor sleep quality and insomnia among college students even with occasional use.

The main cause of cervical cancer is long-lasting infection with certain types of human papillomavirus (HPV). What can be done?

Study suggests that diets rich in vegetables, legumes, and nuts, and low in dairy and meat, could offer protection against COVID-19.

Bottled water can contain hundreds of thousands of previously uncounted extremely tiny plastic bits called nanoplastics.

People who have more disrupted sleep in their 30s and 40s may be more likely to have memory and thinking problems a decade later.

A new study by USC suggests that regular use of hearing aids by hearing-impaired adults may significantly reduce the risk of death.