« previous next »
« previous next »
 

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Positron emission tomography (PET) image showing the difference in the metabolic activity of the bra Positron emission tomography (PET) image showing the difference in the metabolic activity of the bra
Infants often rely on a caregiver as a secure base when they meet a new person. Infants often rely on a caregiver as a secure base when they meet a new person.
Children with insecure attachments may show angry behavior with peers, which can lead to peer ... Children with insecure attachments may show angry behavior with peers, which can lead to peer ...
Recording a 12-Lead Electrocardiograph Recording a 12-Lead Electrocardiograph
Lead Displaces Iron Lead Displaces Iron
Oxidative stress can begin in childhood and lead to progressive damage throughout life Oxidative stress can begin in childhood and lead to progressive damage throughout life
Video: Muscle Twitch and Muscle Tension - Motor unit size and force

For a complete list of videos, visit our video library