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We Should Treat COVID Like Norovirus – Not The Flu

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We Should Treat COVID Like Norovirus – Not The Flu


Because COVID symptoms – fever, cough, aches – are similar to flu symptoms, it is tempting to compare the two. Indeed, the UK’s new health secretary, Sajid Javid, recently said: “We are going to have to learn to accept the existence of Covid and find ways to cope with it – just as we already do with flu.”

But have we picked the wrong disease to compare COVID-19 with? Outside of a pandemic, we accept that seasonal flu is an infection anyone might catch. We vaccinate only those who are particularly prone to complications and treat people with severe side-effects, such as pneumonia. Otherwise, people are left to go about their business. Global deaths from flu-related illness typically amount to around 400,000 each year.

While we do need to find some way of living with COVID-19, the numbers suggest we’re still a long way from being able to treat it in the same way. There have been over 180 million cases around the world since early 2020, and at least 4 million people have died from the disease. On top of this, we’re not sure of the real effect of long COVID yet, but lasting symptoms are common, with one in ten people still experiencing illness 12 weeks after their infection. Currently, the health effect of COVID-19 across the population is much greater than flu.

We also know that COVID-19 is more infectious. We can be sure of this because, over the last 18 months, measures to control COVID-19 have reduced flu cases to almost none, but they obviously haven’t been as effective at stopping the coronavirus from spreading. Cases were close to zero in the southern hemisphere during its winter in the middle of 2020 and again in Europe and North America between November 2020 and March 2021. Even in countries with high rates of COVID-19, such as South Africa and the UK, winter saw hardly any recorded cases of flu. 

All of this suggests that using methods typically used to combat flu will have quite a different effect on COVID-19. Treating COVID-19 like flu will result in many more cases and deaths, and much more lingering illness, than seen in a typical influenza season.

Another comparison

Of course, SARS-CoV-2 – the virus that causes COVID-19 – does share some characteristics with influenza viruses, which makes comparisons tempting. Around 20% of people have no symptoms at all when infected with SARS-CoV-2, and many people infected with a flu virus also don’t get sick. Both viruses are prone to a lot of mutation. And with both diseases, older people and people with weakened immune systems are at a higher risk of severe illness than healthy young adults, with infections spreading rapidly in care homes, hospital wards and schools.

But a lot of these traits are also shared by another germ: the norovirus. It too can be asymptomatic in some people, and mutates rapidly – different strains of norovirus have been found circulating around the same hospital during one season. In fact, as it spreads around, norovirus sometimes changes so much that standard testing kits can’t recognize versions of it that have evolved.

Most people with symptomatic norovirus infections have diarrhea, but some experience projectile vomiting as well. This creates an aerosol full of virus that spreads around any room and leaves it on surfaces, waiting for others to pick it up, as happens with respiratory viruses. COVID-19 also causes diarrhea in some patients. Flu is not the only viral disease that COVID-19 can be compared to.

Equally, there are a lot of differences between SARS-CoV-2 and norovirus, so why labour the comparison? Well, as vaccines and other control measures get the virus under control, more and more parts of the world will join those others where lockdowns have been lifted, social distancing rules have been relaxed, and it’s safe to leave the house without wearing a mask. But we must still expect outbreaks of COVID-19 for years to come and must have plans to deal with them as they arise. 

Knowing what we know about these viruses, these plans should consider controlling SARS-CoV-2 more like we would norovirus than flu. With norovirus, we keep people with the infection away from others. We ask parents whose children have symptoms to keep them off school. And in hospitals and care homes, patients with norovirus are nursed separately from others, staff use PPE for protection, and surfaces are deep cleaned. Handling COVID-19 in the future should be more interventionist like this. It should be more akin to living with norovirus than the flu.

In the meantime, we have developed some good hygiene habits during the pandemic, such as washing hands a bit more often and ventilating buildings better. Those who can wear a mask should think about keeping it up in enclosed spaces and on public transport. These simple measures should help to stop the spread of lots of viral diseases – whether against influenza, norovirus or COVID-19 – before bigger interventions are needed.

Sarah Pitt, Principal Lecturer, Microbiology and Biomedical Science Practice, Fellow of the Institute of Biomedical Science, University of Brighton

This article is republished from The Conversation under a Creative Commons license. Read the original article.





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Feeling Tired All The Time? Possible Causes And Solutions

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Long days of work, lack of sleep, and stress at the office can be the most common factors that make you feel tired. However, feeling “tired all the time” (TATT) without known reasons can be an indication of an underlying health issue that needs immediate attention.

Finding the exact cause of the lingering tiredness can be the first step toward solving the symptom.

Health conditions that cause fatigue:

1. Anemia – Anemia is one of the most common causes of fatigue. A person who has anemia does not have enough red blood cells in the body, causing symptoms such as tiredness, dizziness, feeling cold and crankiness.

Most often, anemia is caused by iron deficiency. Hence, the condition can be best resolved by including iron-rich foods in the diet and use of iron supplements.

2. Sleep Apnea – It causes the body to stop breathing momentarily during sleep. The condition can affect the quality of sleep and hence make you feel fatigued.

For milder cases of sleep apnea, lifestyle changes such as losing weight or quitting smoking can help solve the sleep disorder. In more severe cases where there is an obstruction in breathing, surgeries and therapies can help.

3. Diabetes – A person who has diabetes has changes in blood sugar level, which can cause fatigue. A patient who is already on diabetic medication can also experience tiredness as a side effect of the medication.

Early identification and taking the correct treatment is the key to managing diabetes. Losing extra weight and having a healthy diet also help in the treatment.

4. Thyroid – Thyroid diseases can be due to an overactive or an underactive thyroid gland. In people who have an underactive thyroid (hypothyroidism), the metabolism slows down leading to symptoms such as lethargy and fatigue. In people with an overactive thyroid (hyperthyroidism), the metabolism speeds up leading to fatigue and difficulty sleeping.

Right diet and lifestyle choices, along with medications, can help in thyroid management.

5. Infections – A person can show symptoms of fatigue when the body is fighting a viral or bacterial infection. Infections ranging from the flu to HIV can cause tiredness.

Along with fatigue, other symptoms such as fever, headache, body aches, shortness of breath and appetite loss can also accompany the infection. Treating the symptoms and taking adequate rest helps in faster recovery.

6. Food allergies – Fatigue may be an early warning sign of hidden food allergies and autoimmune disorders such as celiac disease. Identifying the allergen using a food allergy test or through an elimination diet can help in allergy treatment.

7. Heart disease – If you feel exhausted from an activity that used to be easy, then it is good to check your heart health, as fatigue can be an indication of underlying heart disease.

8. Depression/ anxiety – Fatigue can also be an indicator of a mental health disorder such as depression or anxiety. A combination of medication and psychotherapy can help relieve symptoms.

Lifestyle causes

Apart from serious health conditions, certain lifestyle habits such as dehydration, poor diet, stress and insufficient sleep can cause exhaustion. Having a well-balanced diet, regular exercise and routine sleep can help solve fatigue caused by lifestyle habits.

Published by Medicaldaily.com



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How To Overcome Your Sleep Debt And Reclaim Energy

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Picture this: you’re burning the midnight oil, studying or binge-watching your favorite shows, all at the expense of a good night’s sleep. Have you ever stopped to think about the toll it takes on your body and mind? The consequences can be more serious than you might realize.

Not getting enough sleep can translate into a multitude of issues, including weight gain, lack of focus, tiredness, a haze of confusion, and even depression. If you too are encountering similar issues lately then chances are you have a sleep debt.

Wondering what is sleep debt?

People from 13-18 years of age need 8 hours of sleep, whilst adults beyond that age will require at least 7 hours of snooze.

Sleep debt is a collection of the total hours you haven’t slept or traded your sleep for something else. Sleep debt keeps piling up as a person falls short of the total hours of sleep recommended for an adult, according to the Centers for Disease Control and Prevention.

And when you keep letting go of your sleep for other activities, the body adapts to the new normal and effects start to reflect on the energy levels, which deplete.

“However, like every other debt out there, this too has a repayment option,” Dr. Kunal Kumar, medical director of the Sleep Center at Einstein Medical Center in Philadelphia, told Livestrong.

Below are some expert-vetted ways you can pay back the sleep debt. (Courtesy: Livestrong and Sleepfoundation)

Just like financial debt, imagine sleep debt as a debt you owe to your body. It needs to be repaid. The good news is that catching up on sleep is indeed possible.

  • Maintain a set sleep schedule: Overhauling the sleep schedule is a pretty difficult task to achieve, and it’s best to do that gradually. Create a set sleep schedule by making some small changes to your routine. Instead of making abrupt shifts in your bedtime or wake-up time, adjust them gradually by 15 to 30-minute increments.
  • Minimize your gadget usage: Wind down activities and minimize electronic usage before bed to promote better sleep. Relax and prepare for quality sleep by dimming the lights and setting an alarm for 30 minutes to an hour before bed.
  • Reshuffle your sleeping arrangements: Are you finding it hard to get a good night’s sleep due to excessive sweating? Well, here’s a handy solution: consider upgrading to a cooling mattress or opting for cooling sheets. These innovative sleep essentials can help regulate your body temperature, and keep you comfortably cool throughout the night, ensuring a more blissful slumber. Memory foam pillows can work wonders in relieving neck and back discomfort in case you are struggling with backache.
  • Improve the bedroom environment: Create a sleep-friendly bedroom environment by adjusting the temperature for comfort, and blocking out disruptive lights, or noises that might disturb your restful slumber. And if your mattress, pillow, or sheets are worn out or no longer providing the support you need, consider treating yourself to new ones.

Published by Medicaldaily.com



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Omega-3 Fatty Acids Slow The Progression Of Amyotrophic Lateral Sclerosis: Study

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Omega-3 fatty acids are known for a range of health benefits, from promoting brain and heart health to reducing inflammation and protection against several chronic conditions.

In a new study, researchers found that omega-3 acids, especially the type found in foods like flaxseeds, walnuts, chia seeds, canola oil and soybean oil, can slow down the progression of amyotrophic lateral sclerosis (ALS).

It is a debilitating nervous system disease that gradually worsens over time and can be fatal. The condition results in a loss of muscle control and affects the nerve cells in the brain and spinal cord. It is also known as Lou Gehrig’s disease after the baseball player who was diagnosed with it.

The initial symptoms of the disease include muscle weakness, difficulty in walking and hand movements. The symptoms can slowly progress to difficulties with chewing, swallowing, speaking and breathing.

The exact cause of ALS is not known. However, around 10% of people get it from a risk gene passed down from a family member. It is estimated that more than 32,000 people in the U.S. live with the condition.

In the latest study, researchers from Harvard T.H. Chan School of Public Health in Massachusetts evaluated 449 people living with ALS in a clinical trial. The team assessed the severity of their symptoms, the progression of their disease, along with the levels of omega-3 fatty acids in their blood, for 18 months.

The study suggested that alpha-linolenic acid (ALA), a type of omega-3 found in plants, is particularly beneficial in slowing the progression of ALS. The participants with the highest levels of ALA had a 50% reduced risk of death during the study period compared to those with the lowest levels of ALA.

Researchers also found a reduction in death risk in participants who had eicosapentaenoic acid, the type of omega-3 fatty acid found in fatty fish and fish oil, and linoleic acid found in vegetable oils, nuts and seeds.

A previous study conducted by the same team suggested that a diet high in ALA and higher blood levels of the nutrient could reduce the risk of developing the condition.

“In this study, we found that among people living with ALS, higher blood levels of ALA were also associated with a slower disease progression and a lower risk of death within the study period. These findings, along with our previous research suggest that this fatty acid may have neuroprotective effects that could benefit people with ALS,” said Kjetil Bjornevik, the lead author of the study.

Published by Medicaldaily.com



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