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  2. Long-range acoustic device - Wikipedia

    en.wikipedia.org/wiki/Long-range_acoustic_device

    A long-range acoustic device (LRAD), acoustic hailing device (AHD) or sound cannon is a specialized loudspeaker that produces sound at high power for communicating at a distance. It has been used as a method of crowd control , which has caused permanent hearing damage , having an extremely high decibel capacity (up to 160 dB measured at one ...

  3. The latest longevity trend? Social wellness clubs - AOL

    www.aol.com/latest-longevity-trend-social...

    Unlike a high-end gym or traditional social clubs that entice people with rare spirits, social wellness clubs are designed as one-stop shops for self-care and socialization.

  4. The best tech for adults over 65 we spotted at CES this year

    www.aol.com/lifestyle/ces-2025-aging-in-place...

    This easy-to-use device was designed to help users stay connected with family, friends, and caregivers, featuring large icons, easy navigation, and support from 24/7 expert customer care.

  5. 5 Science-Backed Ways to Live a Longer Life

    www.aol.com/5-science-backed-ways-live-020000189...

    Healthline spoke with various experts in health and medicine to find the best, most actionable recommendations for living longer and aging gracefully in the new year. 5 science-backed ways to ...

  6. Sonic weapon - Wikipedia

    en.wikipedia.org/wiki/Sonic_weapon

    The device works by emitting an ultra-high frequency blast (around 19–20 kHz) that teenagers or people under approximately 20 are susceptible to and find uncomfortable. Age-related hearing loss apparently prevents the ultra-high pitch sound from causing a nuisance to those in their late twenties and above, though this is wholly dependent on a ...

  7. Siren (alarm) - Wikipedia

    en.wikipedia.org/wiki/Siren_(alarm)

    A siren is a loud noise-making device. There are two general types: mechanical and electronic. There are two general types: mechanical and electronic. Civil defense sirens are mounted in fixed locations and used to warn of natural disasters or attacks.

  8. Want to live 20 years longer? Study finds 8 habits that can ...

    www.aol.com/lifestyle/want-live-20-years-longer...

    The study, which was presented at the American Society for Nutrition's Nutrition 2023 conference, found that people who adopt eight healthy lifestyle habits by middle age can expect to live longer ...

  9. Health effects from noise - Wikipedia

    en.wikipedia.org/wiki/Health_effects_from_noise

    A hearing protection device (HPD) is an ear protection device worn in or over the ears while exposed to hazardous noise to help prevent noise-induced hearing loss. HPDs reduce (not eliminate) the level of the noise entering the ear. HPDs can also protect against other effects of noise exposure such as tinnitus and hyperacusis.