How accurate are heart rate monitors? 0 23.03.2021 04:59 CBSNews.com Many new fitness devices are now touting heart rate monitors to help people get into shape -- but do they really work? CNET's Sharon Profis put some to the test at Kaisier Medical Center in San Francisco. Партнёры Smi24.net Все новости за 24 часа Музыкальные новости Агрегатор новостей 24СМИ
