Current flu season now on track to be one of worst in years? At least 6.4 million people have caught the virus? 2,900 people have died??; Japanese woman turns 117 years old, extends record as world’s oldest person; Alphabet-backed health-clinic One Medical files for IPO; Influencer-promoted health supplement to blame for 23-year old’s liver failure?; An app designed to help you ditch your glasses; The scary reason you shouldn’t put off getting hearing aid.