joining us, catherine o'brien. catherine, thamgts for joining us. >> thank you for having me. >> i know you see a lot of patients. so how real, how widespread is depressioning right now? >> yes. this last year, there's been an increase in depression and anxiety and the holidays are always a difficult time and it's more intense this year, i think, than in the past. >> then we all need coping mechanisms, right, ways to make lemonade out of lemons. do you have any suggestions for us? >> i think it's always so important that we take care of ourselves. especially around the holidays, we the end to put a lot of pressure on ourselves to make everybody else happy and do all the things. i think right now we need to limit what we do. minimize things that make things easier, set real expectations for ourselves and to make sure that -- and through all this we're taking care of ourselves, making sure we're getting enough health care, enough rest, that we're not drinking too much, that we're eating healthy foods and everything. >

to 70% of the population, we need to be vaccinated at a press briefing on that today doctor catherine o'brien says that it's not yet clear if vaccines against covid-19 might produce the amount of time that people are infectious or their ability to spread the virus but she says that studies suggest up to 70% of the population will need to get immunized. so that people are protected from contracting in the first place experts say it may be more useful to target certain groups for vaccination instead of immunizing the entire population. a committee that advises the cdc on vaccines is meeting on tuesday to discuss covid-19 vaccine. vaccinations the advisory committee on. >>unionization practices as it's called announce emergency meeting on its website. while it does not say explicitly that the meeting is to discuss vaccine distribution. there's no other likely reason for such a meeting to be called the latest covid-19 vaccine trial results are bright spots in an otherwise dark time behind the promising numbers when it comes to advocacy. they're ordinary citizens who stepped in to help move the sc