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Seasonal changes not only welcome a new season, new weather, and new food habits, but it also bring in seasonal diseases, especially respiratory viruses. Though it is a yearly occurrence. Every time when the season changes, respiratory viruses attack you. However, what makes it different this year is the unique symptoms and the mutations that are happening among these viruses.
COVID-19 causes respiratory symptoms that can feel like a cold, flu, or pneumonia. It can also attack other parts of the body, even outside of the lungs and respiratory system, notes the official Government website of Michigan.
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It can result in mild to severe illness and sometimes, death.
These symptoms usually appear in stages and not all at once. In very young infants with RSV, the only symptoms may be irritability, decreased activity, and difficulty breathing.
From nuanced changes in patterns of symptoms to news on vaccine immunity and AI-driven virus forecasting, here's a closer look at the latest direction of COVID and its continued influence.
While hospitalizations and COVID-19 deaths have significantly slowed from pandemic highs, the virus is hardly gone. In Australia alone, there were 58,000 cases of COVID so far in 2025, though experts say the real numbers are much greater, given decreasing testing and underreporting.
Sentinel surveillance statistics by FluCan, a network of 14 hospitals, reported 781 hospitalizations due to COVID complication in the first quarter of 2025 alone. Another 289 deaths due to respiratory infections caused by COVID happened in the first two months of the year. These statistics point out that, although COVID seems less formidable now, it is still a critical healthcare issue for some sections of the population.
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Furthermore the mutation of virus into various strains like the Stratus or Nimbus, has further introduced a new set of symptoms, for instance:
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In most years, flu activity in the U.S. typically follows a predictable pattern, starting in October, peaking between December and February, and fading by April. But the 2024–2025 season has defied that rhythm.
Cases surged past the national baseline in December and then, unexpectedly, peaked again in February, a second wave that blindsided doctors and public health experts.
As of March 2025, the CDC had reported an estimated 37 million influenza infections, 480,000 hospitalizations, and 21,000 deaths. Hospitalizations, in fact, reached their highest levels in 15 years.
One key driver? A mismatch between circulating flu strains and this year’s vaccine. The dominant strains: H1N1 and H3N2, accounted for more than 99% of cases.
H3N2, in particular, is known for mutating quickly and evading immune responses, and only about half of circulating H3N2 samples matched well with vaccine antibodies, according to CDC surveillance data.
What makes RSV different from the aforementioned viruses is that here, the cough is mild, while in flu and Covid-19, the cough is dry and persistent. In fact, in the other two cases, the cough can often worsen.
Here, the fatigue too is mild, along with muscle aches, which could be very common or even intense in flu or COVID-19 symptoms.
There is rarely any loss of taste or smell and no shortness of breath. What makes it different from flu or COVID-19 is the presence of runny nose and sneezing.
COVID-19 lasts anywhere from a few days to a few weeks. Some people may develop long COVID, a wide range of symptoms that last weeks, months, or years after COVID-19 illness, which is also known as Long Covid.
Influenza, or the flu, typically lasts for about a week for most healthy individuals. However, some symptoms like cough and fatigue can linger for a couple of weeks.
RSV symptoms typically last for a week or two, with the peak severity occurring around days 3-5. While most people recover on their own within that timeframe, some may experience lingering coughs or wheezing. Severe cases can last longer and may require hospitalization.
Read: Is It Just A Cold, Flu Or COVID-19? How To Spot The Differences, Key Prevention Tips
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October is Breast Cancer Awareness Month, making it the perfect time to focus on habits that can help protect your health. While no single food can guarantee prevention, research shows that certain nutrients and antioxidants found in everyday foods may play a role in reducing the risk of breast cancer. For women, especially those with risk factors, incorporating these foods into your diet can be a meaningful step toward prevention.
Understanding Breast Cancer
Breast cancer occurs when breast cells start to grow abnormally and form tumours. If these tumours are not treated, they can spread to other parts of the body and become life-threatening. According to the World Health Organization (WHO), this disease claimed an estimated 670,000 lives worldwide in 2022. In India, breast cancer is also increasing, with one in 28 women now at risk. This makes it all the more important to understand ways to lower risk through lifestyle and dietary choices.
Nutritionist and weight loss specialist Leema Mahajan took to her Instagram to highlight the power of food in breast cancer prevention. She emphasizes starting early: “Introducing these foods into your diet from a young age can help reduce your chances of developing this disease later in life.” Mahajan identifies six key foods backed by research for their potential protective benefits.
Pomegranates are rich in compounds called ellagitannins, which studies suggest may help slow down the growth of cancer cells and limit estrogen-driven tumour development. Mahajan recommends enjoying one cup of fresh pomegranate each day. “Fresh pomegranate seeds can support your body’s fight against abnormal cell growth. It’s simple, delicious, and effective,” she says.
2. Cruciferous Vegetables
Vegetables like broccoli, cauliflower, cabbage, and Brussels sprouts belong to the cruciferous family, known for their cancer-fighting properties. These vegetables contain sulforaphane, a compound that aids the liver in breaking down harmful estrogen by-products and may help prevent tumour formation. Mahajan advises, “Include cruciferous vegetables in your meals three to four times a week. You can eat them raw in salads or lightly steamed to retain their nutrients.”
Berries such as blueberries, strawberries, and raspberries are packed with antioxidants, particularly anthocyanins, which help combat cell damage and inflammation. Adding a handful of berries to your breakfast or as a snack is a tasty and nutritious way to support your body’s natural defenses.
4. Fatty Fish
Omega-3 fatty acids found in salmon, mackerel, and sardines may have anti-inflammatory properties that reduce cancer risk. Including fatty fish two to three times a week can support overall health and may help maintain hormone balance.
Green tea contains polyphenols, which have been shown to slow cancer cell growth in laboratory studies. Drinking two to three cups daily can be a simple, comforting habit with potential protective benefits.
Tomatoes are rich in lycopene, an antioxidant linked to lower cancer risk. Cooking tomatoes, such as in sauces or soups, makes lycopene more easily absorbed by the body.
Incorporating these foods into your daily meals isn’t just about prevention, it’s also about building a sustainable, healthful lifestyle. While diet alone cannot prevent breast cancer, combining these nutritious foods with regular exercise, adequate sleep, and routine medical screenings can strengthen overall health and reduce long-term risk.
Eating with awareness, enjoying colorful fruits and vegetables, and making consistent, balanced choices can empower women to take charge of their health, one meal at a time.
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New research suggests that the common way doctors measure a healthy weight, called Body Mass Index (BMI), may not be the best tool for figuring out a person's risk for cancer. Instead, the study found that where a person carries their extra fat, especially fat around the stomach, is a much more important clue.
A new study published in the Journal of the National Cancer Institute, found that belly fat plays a big role, not just in our general health but also in cancer. However, how does fat around your mid-section define this?
For many years, doctors have used BMI (which is calculated from your height and weight) to see if someone is overweight or obese and then use that status to estimate their risk for various cancers. However, this new study found that relying only on BMI is too basic. The research suggests that the location of extra fat on your body might be just as important, if not more so, in deciding whether your risk of developing several types of cancer goes up or down.
The study used advanced methods to look at the relationship between fat in five different areas of the body and the risk for 12 common cancers linked to being overweight. The clearest and most alarming finding was that fat around the abdomen (belly fat) was the most dangerous type of fat:
Belly fat was directly linked to a higher chance of developing three specific cancers: endometrial cancer (of the uterus), esophageal cancer (in the food pipe), and liver cancer.
Doctors pointed out that carrying fat in the center of your body is already known to cause problems like diabetes and heart disease. They believe this is because central fat causes a lot of inflammation inside the body, and this inflammation is what can actually encourage cancer to grow.
While fat around the stomach was dangerous, the researchers made a surprising discovery about lower body fat. They found that fat carried in the buttocks and thighs actually seemed to help protect against cancer. This fat was linked to a reduced risk of both breast cancer and a type of brain tumor called meningioma. This unexpected result has led some experts to think that the fat cells in the lower body might produce helpful hormones that fight against cancer.
This research strongly confirms that doctors shouldn't just rely on the single BMI number. As one cancer doctor noted, BMI is a "quick and dirty" measurement that only gives a very basic picture of your health; the location of excess fat matters much more. Scientists believe fat increases cancer risk in a few ways, including:
The study concludes that future health plans, both for treating obesity and preventing cancer, should focus on measuring and managing where fat is distributed rather than just focusing on overall weight. While losing weight is still beneficial, the body part where the fat is concentrated is a powerful indicator of risk.
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There are many aspects of an organ donation, not just the need for an organ, but also how compatible it is in terms of blood type. The reason why this is important is because of components known as antigens. The recipient's own body can destroy the new organ if the donated organ has different antigens. However, scientists may have found a way to surpass this issue.
A major scientific breakthrough has occurred: scientists successfully changed the blood type of a donated kidney using a special enzyme and then transplanted it into a patient. This is the first procedure of its kind. Right now, a patient can only receive an organ if the donor has a compatible blood type. If the types don't match, the patient's immune system will immediately produce antibodies or immune soldiers to attack and destroy the foreign organ.
The research team from Canada and China found a special enzyme that can remove the Type A antigens from an organ. Antigens are the markers on blood cells (and organs) that determine blood type. By removing the Type A markers, the enzyme essentially converts Type A blood into Type O blood.
Type O is considered the "universal" donor type because anyone can receive it. In this first test, the converted Type O kidney was transplanted into a 68-year-old patient. Although the kidney eventually showed signs of rejection after two days, it was able to function and produce urine for six days, proving the concept works.
If doctors can successfully change the blood type of a donor organ, the current limits on transplants would largely disappear, creating enormous benefits for patients.
Without the need to match blood types, doctors wouldn't have to wait for an organ that is both a good match and the correct blood type. Instead, they could focus only on other factors important for the transplant's long-term success. By removing the blood type obstacle, this technology would allow for faster matching and quicker surgeries, which will dramatically reduce the painfully long waiting lists that patients currently face.
Without the restriction of matching blood types, doctors wouldn't have to wait for an organ that is both a good match and the correct blood type. Instead, they could focus on other crucial factors, like matching proteins and tissues that are important for the long-term success of the transplant. By eliminating the blood type hurdle, this technology would allow for faster matching and quicker surgeries, drastically reducing the painfully long wait lists that patients currently face for life-saving organs.
This new approach of treating the donor organ instead of the patient is a major advancement. Right now, to perform a blood-type-mismatched transplant, the patient has to get intense treatments beforehand to severely weaken their immune system. These treatments are risky because they significantly increase the patient's vulnerability to severe infections.
Furthermore, for deceased donor organs—which must be used very quickly—there simply isn't enough time to safely administer these pre-treatments. By converting the organ outside the body, doctors can avoid this high-risk step for the recipient, making the transplant safer and much more feasible for emergency cases.
This successful first attempt proves the enzyme-conversion technique works, but it's just the beginning. The scientists now need to conduct more studies on both brain-dead and living patients. Their main goal is to figure out the best way to adjust the treatment so that the converted organ can function successfully for a long period, ultimately allowing this revolutionary technique to be used in hospitals everywhere.
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