• Published on: Nov 28, 2021
  • 2 minute read
  • By: Second Medic Expert

A Variant Of Concern: Omicron

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A variant of Concern: Omicron

The World Health Organization has designated the strain, now named Omicron, as a variant of concern and said multiple studies are underway to monitor its development.

  • The Unknowns - Scientists are warning that the variant could be more contagious, but they don't really know for sure. They also worry about its effects on vaccine efficacy and severity of disease - we'll just have to wait until there's more research!
  • Where it has been identified - The variant has so far been identified in South Africa, Botswana, Hong Kong, and Belgium. A specimen from the first known case of the variant in South Africa was collected November 9, the WHO said Friday.
  • The number of variant cases - Now, the number of variant cases seems to be increasing in nearly every province of the country, the WHO said. South Africa has currently fully vaccinated less than 36% of its adult population and its rate of new vaccinations had fallen in recent days, according to the country's health department.
  • Cases Identified - South African officials also initially said there was one confirmed case in a traveler from South Africa to Hong Kong. Friday, Hong Kong health authorities identified a second case of the variant among returning travelers on the same floor of a designated quarantine hotel. Health authorities ordered at least 12 people in nearby rooms to undergo mandatory Covid-19 testing and two weeks of quarantine in a government center. Also on Friday, the Belgian government said an individual who had recently traveled from Egypt and was unvaccinated, tested positive for the variant, marking the first case in Europe.
  • High number of Mutations: South African genomic scientists said earlier this week the variant has an unusually high number of mutations, with more than 30 in the key spike protein -- the structure the virus uses to get into the cells they attack.
  • The concern: Scientists are concerned those mutations could make the variant more transmissible and could result in immune evasion. Scientists are working to find out whether the variant could evade immunity, saying its mutations can help hint or predict whether it will be the case.
  • Vaccine Efficacy: The million-dollar question is, is there a tiny hit to vaccine efficacy, or is there a large hit? we'll get some preliminary data probably in the next few days.
  • How it compares with other variants - While mutations -- and new variants -- of the virus are expected as it continues to spread, experts say there's more reason for concern with Omicron. As per the scientists they have seen a lot of variants pop up over the last five, six months, and most of them have not amounted to much but this looks different. It's acting differently, it looks like it's much more contagious than even the Delta variant." WHO officials also said in their statement Friday preliminary evidence suggests Omicron also poses a higher risk of reinfection, compared to other variants of concern.

What vaccine makers are saying

In a Friday news release, Moderna said it was rapidly working to test the ability of its vaccine to neutralize the variant, and data is expected in the coming weeks.

The strain includes mutations "seen in the Delta variant that are believed to increase transmissibility and mutations seen in the Beta and Delta variants that are believed to promote immune escape," Moderna said. "The combination of mutations represents a significant potential risk to accelerate the waning of natural and vaccine-induced immunity."

The Solution: If its current vaccine and booster are insufficient against the variant, one possible solution is boosting people with a larger dose, which Moderna said it is testing. The company is also evaluating two multivalent booster candidates to see if they provide better protection against Omicron -- both of which include some of the viral mutations present in the variant. Moderna said it is also testing an Omicron-specific booster. AstraZeneca also said it was looking to understand the impact Omicron has on its vaccine, which is not currently authorized for use in the US. A Johnson & Johnson spokesperson told CNN in a statement the company was also testing the effectiveness of its vaccine against Omicron.

Why Travel Restrictions?

Travel restrictions will buy governments some time to investigate the variant, but it's inevitable the strain will eventually appear and spread.

Source : who,cnn

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digestion

Health Risks of Irregular Eating Habits: How Skipping Meals Affects Your Body

Maintaining a balanced and consistent diet is essential for good health. However, modern lifestyles often lead to irregular eating patterns due to busy schedules, work stress and changing daily routines. Many people skip meals, eat late at night or consume food at inconsistent times.

Understanding the health risks of irregular eating habits is important for maintaining metabolic balance and overall wellbeing. Consistent meal timing plays a key role in supporting digestion, energy levels and long-term health.

 

What Are Irregular Eating Habits?

Irregular eating habits refer to inconsistent or unpredictable meal patterns.

Common examples include:

  • Skipping breakfast or other meals
     

  • Eating meals at varying times each day
     

  • Consuming large meals late at night
     

  • Frequently replacing meals with snacks
     

These habits may disrupt the body’s natural metabolic rhythm.

 

How the Body Regulates Eating Patterns

The human body follows internal biological rhythms that regulate hunger, metabolism and digestion.

When meals occur at consistent times, the digestive system prepares enzymes and hormones needed for efficient food processing.

Irregular eating patterns may interfere with these processes.

 

1. Disruption of Metabolism

Metabolism refers to the process by which the body converts food into energy.

Skipping meals or eating inconsistently may slow metabolic activity, making it harder for the body to regulate energy balance.

This disruption may contribute to metabolic disorders over time.

 

2. Increased Risk of Weight Gain

Although skipping meals may appear to reduce calorie intake, it often leads to overeating later in the day.

Large or late meals may increase calorie consumption and contribute to weight gain.

Irregular eating may also affect hormones that regulate appetite.

 

3. Digestive Problems

The digestive system functions best when meals occur at regular intervals.

Irregular eating may cause symptoms such as:

  • Acid reflux
     

  • Bloating
     

  • Indigestion
     

  • Stomach discomfort
     

Consistent meal timing helps maintain digestive balance.

 

4. Fluctuating Energy Levels

Skipping meals can lead to sudden drops in blood sugar levels.

Low blood sugar may cause symptoms such as:

  • Fatigue
     

  • Dizziness
     

  • Difficulty concentrating
     

Regular meals help maintain steady energy throughout the day.

 

5. Impact on Blood Sugar Control

Irregular eating patterns may disrupt glucose regulation.

Over time, inconsistent meal timing may increase the risk of insulin resistance and type 2 diabetes.

Maintaining stable blood sugar levels is important for metabolic health.

 

6. Nutritional Deficiencies

Skipping meals can reduce the intake of essential nutrients required for body function.

A balanced diet provides vitamins, minerals and other nutrients needed for immunity, metabolism and overall health.

Irregular eating habits may lead to nutritional imbalances.

 

Irregular Eating Habits in the Indian Context

In many urban areas of India, demanding work schedules and long commuting times often lead to irregular meal patterns.

Late-night eating, fast food consumption and skipped meals have become common among professionals and students.

These lifestyle patterns may increase the risk of metabolic and digestive health problems.

Promoting regular meal timing and balanced diets is essential for improving public health.

 

Tips to Maintain Healthy Eating Habits

Establish Regular Meal Times

Eating meals at consistent times each day helps regulate digestion and metabolism.

 

Do Not Skip Breakfast

Breakfast provides essential energy for starting the day and supports metabolic activity.

 

Plan Balanced Meals

Include a variety of foods such as:

  • Whole grains
     

  • Fruits and vegetables
     

  • Lean proteins
     

  • Healthy fats
     

Balanced nutrition supports overall health.

 

Avoid Late-Night Heavy Meals

Eating large meals close to bedtime may disrupt digestion and sleep.

 

Stay Hydrated

Adequate hydration supports digestion and nutrient absorption.

 

When to Seek Medical Advice

Consult a healthcare professional if irregular eating habits lead to:

  • Persistent digestive problems
     

  • Unexplained weight changes
     

  • Chronic fatigue
     

  • Blood sugar irregularities
     

Early intervention can help prevent long-term health complications.

 

Conclusion

Irregular eating habits may significantly impact metabolism, digestion and overall health. Skipping meals, inconsistent meal timing and late-night eating can disrupt the body’s natural rhythms and increase the risk of metabolic disorders.

Maintaining consistent meal schedules, balanced nutrition and healthy lifestyle habits can support digestive health and stable energy levels.

By adopting regular eating routines, individuals can improve metabolic balance and reduce the risk of long-term health complications.

Healthy eating patterns are a fundamental part of maintaining overall wellbeing and long-term health.

 

References

  • Indian Council of Medical Research – Nutrition and Dietary Guidelines

  • World Health Organization – Healthy Diet Recommendations

  • National Institute of Nutrition India – Balanced Meal Guidelines

  • Journal of Nutrition and Metabolism – Meal Timing Research

  • Lancet Global Health – Nutrition and Lifestyle Studies

See all

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