A new study revealed that Older siblings who had positive relationships with their younger siblings have fewer depressive symptoms and lowest levels of risky behaviors. Overall, the researchers observed that whereas siblings with negative relationships engaged in more risky behaviors. The study appeared in the International Journal of Behavioral Development.
The U.S. Food and Drug Administration allowed marketing of a new hearing aid that uses a laser diode and direct vibration of the eardrum to amplify sound. The combination of laser light pulses and a custom-fit device component that comes in direct contact with the eardrum is designed to use the patient’s own eardrum as a speaker and enables amplification over a wider range of frequencies for some hearing impaired persons. The EarLens Contact Hearing Device (CHD) is indicated for use by adults with mild to severe sensorineural hearing impairment.