Tag: COVID-19

What would happen to us if there were no viruses. Check out this BBC Future report.

Posted on by bill
What would happen to us if there were no viruses. Check out this BBC Future report. We’re all sick of hearing about covid-19 by now, but most of us take our environment for granted, including the viruses and bacteria that always surround us. While some bacteria and viruses can have a catastrophic effect on us, most of them have played a part in our evolution as a species and how we react to our environment. BBC Future just did a report on why the world needs viruses to function. Why the world needs viruses to function By Rachel Nuwer June Read More »

Natural immunity to Covid-19 can last for years according to a recent study.

Posted on by bill
Natural immunity to Covid-19 can last for years according to a recent study. So, you’ve had covid-19 a few months ago and now a vaccine is available.   If you had Covid-19 a few months back, do you need the vaccine as well? There has been a lot of discussion about this since the antibodies may only be present for 3-6 months.   Once you have natural immunity, it should last for years, well past the time when the antibodies go away. This is because the body’s T cells will continue to recognize and protect us for years afterward.    T cells Read More »

If you had Covid-19, do you still need the vaccine?

Posted on by bill
If you had Covid-19, do you still need the vaccine? Many of us who have had Covid-19  have developed natural immunity. Few of us will ever get this virus again according to the latest data. There are also two vaccines that are now available, the one from Moderna and the other from Pfizer which both are mRNA-based and require two shots, roughly a month apart. Shortly, a one-dose J and J vaccine will be available as well which uses another virus to develop immunity. To achieve natural immunity, you need to have had exposure to the virus. As infections rise Read More »

Weightlifting at home? Here’s how to avoid mistakes courtesy of Cnet

Posted on by bill
Weightlifting at home? Here’s how to avoid mistakes courtesy of Cnet During the pandemic, with gyms closed, many people either ordered weights or used their home gyms to exercise and keep toned and fit.   Weightlifting at home is another trend courtesy of the covid-19 pandemic. During the pandemic, many certified personal trainers visit people’s homes instead of work in the gyms that were shuttered.   Working out with small groups is a good way to keep personal training sessions and reduce the risk of injury due to bad form or improper protocols. Some trainers are helping people using zoom chats just Read More »

Are covid-19 isolation periods after exposure too long? The CDC is reconsidering the 14-day quarantine as science leads the way.

Posted on by bill
Are covid-19 isolation periods after exposure too long? The CDC is reconsidering the 14-day quarantine as science leads the way. If you were exposed to someone who has covid-19, the blanket recommendation of a 14-day quarantine Covid-19 isolation period has been the norm since early in the pandemic.   This has caused businesses to shut down and employees to self isolate as they follow the rules who hopefully prevent others from getting infected too. This has also been costly for businesses and the economy as a whole. What makes Covid-19 more difficult is the fact that most people who are infected Read More »