In a new study, Northwestern University neurobiologists discovered that gut bacteria and the nose work together to shape ...

Addressing challenging behaviors early helps kids develop healthier habits and prevents bigger issues later. Positive ...

It’s not brutish human nature that prompts nasty posts and tweets, the author says. But how we evolved does play a role.

For decades, sharks have been cast as the ultimate solitary predators — cold, instinct-driven “killing machines” that roam the ocean alone. Species like the bull shark (Carcharhinus leucas) were long ...

A new study reveals that aggressive behavior during early teenage years can signal accelerated biological aging later in life ...

Weighing up to 500 pounds and measuring more than 11 feet long, bull sharks are massive apex predators that can live in both ...

When people with high levels of narcissism feel ignored or excluded by others, they are more likely to lash out using ...

Early adolescent interpersonal aggression is predictive of accelerated aging later in life. HealthDay News — Higher levels of aggression in early adolescence predict more advanced biological aging by ...

Identifying risk and protective factors for aggressive behavior is central to effective violence prevention and public safety. In forensic psychiatry, attention ...

Passive-aggressive people often say things that sound harmless at first, but leave you feeling confused or attacked. The phrases passive-aggressive people use without even realizing it can be ...

Teens who are lonely and those who experience conflict in their home life are more likely to act aggressively toward peers or become victims themselves. These are some of the findings in a new ...