AI Can Predict Blindness Years Before It Happens: Major Breakthrough in Eye Health

Updated Sep 16, 2025 | 05:00 AM IST

SummaryVision loss can happen due to many reason, some of which are preventable while others may not be. However, there are also times diseases, which were not recognized early enough, end up causing people to lose their sight. So, how can we increase the rates of diagnosis, could AI be of help?
AI Can Predict Blindness Years Before It Happens: Major Breakthrough in Eye Health

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The past year we have observed more and more incorporation of AI in different aspects of our life. Not just for writing or making pictures, it is also now being used to identify people’s faces through facial recognition software, helping in documentation as well as in medicine. New software are being developed to assist medical professionals, not only does this help them identify diseases but also speeds up the process.

Having AI in medicine could also lower the cost and help many people get the help they need. This has led researchers to look for different ways to teach AI how to recognize and diagnose issues. One such disease that can cause people blindness, could actually be identified by AI, according to new research.

A new study has shown that artificial intelligence (AI) can accurately predict which patients with a condition called keratoconus need treatment to save their vision. This research, presented at the 43rd Congress of the European Society of Cataract and Refractive Surgeons (ESCRS), is a major breakthrough for managing this eye disease, which often affects young adults. The findings were shared at a major conference for eye surgeons.

What is Keratoconus?

Keratoconus is an eye condition where the cornea, the clear, front part of the eye, starts to bulge outwards and change shape. This causes vision to become blurry and distorted. If the condition gets worse, a person might eventually need a cornea transplant, which is a major surgery.

Right now, doctors can only track the disease by having patients come in for frequent check-ups over many years. This is time-consuming for both the patient and the hospital. The main treatment, called cross-linking, is very successful at stopping the disease, but doctors haven't had a reliable way to know which patients will get worse and need the treatment right away versus those who can just be watched.

How the AI Algorithm Works For Medicine

Researchers from a London eye hospital and a university created an AI program to help with this problem. They trained the AI using over 36,000 images of patients' eyes taken with a special scanner. The AI looked at these images and other patient data to learn how to predict the disease's future course.

The AI's performance was very impressive. It was able to correctly sort patients into two groups from their very first visit: a low-risk group that didn't need immediate treatment, and a high-risk group that did. The AI was correct about two-thirds of the time. When the researchers added data from a second visit, the AI's accuracy jumped to 90%, meaning it was right nine out of ten times.

Patient Care

This new AI tool could change how doctors treat keratoconus. By using the AI to identify high-risk patients early, doctors could perform the preventative cross-linking treatment before vision gets worse. This would help patients avoid vision loss and the need for a major surgery like a corneal transplant.

For low-risk patients, the AI would prevent them from having to make unnecessary and frequent hospital visits, which would also free up doctors and hospital resources. The researchers are now working on making the AI even better, with the goal of using it to help with other eye problems as well, such as infections and inherited diseases.

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British Tourists Urged to Take This Step Before Travelling as Measles Cases Soar: How To Identify It

Updated Sep 16, 2025 | 01:00 AM IST

SummaryMeasles is one of the most contagious diseases present in the world and recently there has been a sharp incline in the number of cases globally. However, what is causing this rise and how can we make sure it does not affect us or anyone around us. Here is what you need to know.
British Tourists Urged to Take This Step Before Travelling as Measles Cases Soar: How To Identify It

The UK Health Security Agency (UKHSA) is urging British tourists to take one simple step to prevent their autumn holiday from being "ruined" by illness. Amid a potential rise in infections this year, the agency is advising travelers to make sure they are protected against measles before heading abroad.

What is Measles?

Measles is a very contagious illness that can make you feel quite sick. It's caused by a virus and can be serious, sometimes leading to dangerous problems like brain swelling or pneumonia. The best way to protect yourself and others is to get the measles vaccine. The first signs of measles can feel like a bad cold or flu. You might have:

  • High fever
  • A cough
  • Runny nose
  • Red or watery eyes
  • Tirednes
  • Sore throat and muscle pain

Are Measles Cases Rising Globally?

Measles is a highly contagious illness that can cause a fever, a cough, red eyes, and a rash. It can be prevented with the MMR vaccine. The World Health Organization (WHO) reports that measles cases in Europe have reached a 25-year high, with over 127,000 cases reported last year. More than half of these cases required hospitalization, and there were 38 recorded deaths.

The UKHSA issued a message on social media platform X, stating, "Planning an autumn or winter getaway? Don't let measles ruin your holiday. Two doses of the #MMR vaccine give you full protection, and you can catch up at your GP practice if you've missed any."

Why Vaccination Is Key For Measles

Getting vaccinated against measles is a critical step in staying healthy. Measles isn't just a simple rash; it's a serious illness that can lead to severe, life-threatening problems like pneumonia (a lung infection), meningitis (brain inflammation), and even blindness.

The good news is that the MMR vaccine is highly effective at preventing measles, as well as mumps and rubella. In the UK, all children are offered this vaccine, and two doses can give you protection for life. If you're not sure if you or your child has had the vaccine, you can contact your local doctor's office (GP surgery), which can provide it for free. Health experts emphasize that when more people are vaccinated, it protects everyone, especially those who can't get the vaccine themselves.

What Measles Looks Like: How To Identify Measles?

According to Center of Disease Control and Prevention, a measles rash is a key sign of the illness, and it has a very specific pattern. It usually begins as flat, red spots on your face near the hairline. Over the next few days, it will spread downwards to cover your neck, body, arms, and legs.

Facial Rash: The rash often appears as small, red, raised spots on the forehead and cheeks. It might look different depending on a person's skin tone. as small, red, raised spots. It can look different on various skin tones.

Body Rash: The rash won't stay on your face; it will spread across your entire body.

Other Symptoms: The rash is usually accompanied by other symptoms, such as a runny nose, watery eyes, and a cough.

Healing: As you start to recover, the rash will fade, and your skin may begin to peel or flake off.

Koplik spots: One of the earliest signs of measles is tiny white spots with a bluish center that show up inside the mouth. These are called Koplik spots and often appear a few days before the main rash.

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‘Smoking Helped Me Lose Weight’—But It May Be Raising Your Type 2 Diabetes Risk

Updated Sep 15, 2025 | 09:00 PM IST

SummarySmoking is a habit that is much more common than you may realize. Although many people know that it can cause lung cancer, they chose to take the risk. However, that is not the only risk you are putting your body in when you smoke. Your smoking can trigger a type of diabetes. Here’s how.
‘Smoking Helped Me Lose Weight’—But It May Be Raising Your Type 2 Diabetes Risk

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If you smoke or around people who smoke, you may have heard them exclaim how smoking makes them lose appetite and helps them lose weight. If you are a person who struggles with weight gain, this logic may appeal to you, however, it could affect you in a completely different way than you realize. Type 2 diabetes is more common than you may realize, more than 38 million Americans have diabetes and 90% to 95% of them have type 2 diabetes (CDC data).

One of the best ways to contain type 2 diabetes is by losing weight. If you think that smoking could be a way to lose this weight, you may want to re-think that.

New research suggests that smoking increases the risk of developing type 2 diabetes, regardless of the specific subtype a person might have. This study, which combines data from Sweden, Norway, and Finland, also found that people with a genetic risk for diabetes are even more vulnerable to the negative effects of smoking.

What Are The Sub-Types of Type 2 Diabetes?

Type 2 diabetes is not a one-size-fits-all condition. Researchers have proposed that it can be broken down into four distinct subtypes, each with different characteristics and health risks.

  • SIRD (Severe Insulin-Resistant Diabetes): The body's cells do not respond well to insulin.
  • SIDD (Severe Insulin-Deficient Diabetes): The body does not produce enough insulin.
  • MOD (Mild Obesity-Related Diabetes): Linked to obesity, often starting at a younger age.
  • MARD (Mild Age-Related Diabetes): Develops later in life.
While the severity and complications differ among these subtypes, it was previously unclear if they shared the same risk factors.

How Does Smoking Affect Diabetes?

The study, which analyzed data from over 3,300 people with type 2 diabetes and almost 3,900 healthy individuals, found a strong connection between smoking and all four diabetes subtypes.

Increased Risk for All Subtypes

People who had ever smoked (current and past smokers) were at a higher risk of developing any of the four diabetes subtypes compared to non-smokers.

What Diabetes Was Linked To Smoking?

The connection was particularly strong for SIRD, the type of diabetes where the body resists insulin. Smokers were more than twice as likely (2.15 times) to develop SIRD than non-smokers. Smoking was also responsible for over a third of all SIRD cases in the study.

Heavy Smoking Increases Risk Further: Heavy smokers (those who smoked at least 20 cigarettes a day for 15 years) had an even higher risk for all four subtypes, with the risk for SIRD being 2.35 times higher than for non-smokers.

Smokeless Tobacco: The study also found a link between heavy use of snus (a smokeless tobacco product) and an increased risk of the more severe diabetes subtypes (SIRD and SIDD) in men.

Could Your Genetics Put You At Higher Risk of Diabetes?

The research also explored how smoking affects people who are already at a high genetic risk for diabetes. The findings showed that heavy smokers with a genetic predisposition for poor insulin production were particularly vulnerable. For example, a heavy smoker with a high genetic risk for impaired insulin secretion was over three times more likely (3.52-fold) to develop SIRD compared to a person without these risk factors.

The study's overall conclusion is clear: smoking raises the risk of type 2 diabetes, regardless of which subtype a person is prone to developing.

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H3N2 Flu On The Rise In Delhi: Symptoms And Precautions You Must Know

Updated Sep 15, 2025 | 06:01 PM IST

SummaryDelhi is currently witnessing a rise in H3N2 influenza cases, a strain of the influenza A virus. Hospitals across the city have issued alerts, and doctors are advising residents to stay vigilant, monitor for symptoms, and seek medical attention at the first signs of illness.
H3N2 SYMPTOMS

Credits: Canva

If you are in Delhi-NCR and have recently been coughing, sneezing, or running a fever, you are not alone. A recent LocalCircles survey shows that 69 per cent of households in the region currently have one or more members experiencing Covid, flu, or viral fever-like symptoms.

The report, titled “Viral illnesses soar in Delhi NCR as 69% households surveyed confirm one or more members experiencing symptoms,” highlights a sharp increase from 54 per cent in March 2025 to 69 per cent now. Here’s a closer look at the H3N2 virus, its symptoms, and the precautions you should take.

What Is the H3N2 Virus?

H3N2 is a subtype of the influenza A virus. According to the World Health Organization (WHO), it causes seasonal flu outbreaks and mutates frequently, which makes it more challenging to manage than other flu strains.

The virus spreads rapidly through droplets from coughing, sneezing, or even talking. It can also spread when a person touches contaminated surfaces and then touches their face. H3N2 can be particularly dangerous for young children, the elderly, pregnant women, and people with weakened immune systems. The Centers for Disease Control and Prevention (CDC) warns that in these groups, H3N2 can lead to serious complications such as pneumonia, bronchitis, and hospitalization.

ALSO READ: Global Warming Is Driving a Surge in Dengue Cases, Study Warns

Symptoms of H3N2 Virus to Watch ForAccording to the Indian Council of Medical Research (ICMR), H3N2 has been the predominant strain causing the recent surge in flu cases across India. Data from hospital admissions for Severe Acute Respiratory Infection (SARI) indicates that 50% of these patients tested positive for H3N2.

Common symptoms include:

  • Sudden high fever (often above 38–39°C) with chills
  • Persistent cough and sore throat
  • Severe fatigue, weakness, and body aches
  • Headache and nasal congestion
  • In children: nausea, vomiting, or diarrhea
Many patients report fever lasting more than 5–7 days, with cough persisting even after other symptoms subside.

ALSO READ: West Nile Virus Isn't Over Yet, New Cases In US On Rise

Precautions Against H3N2 Virus

Prevention is key, and National Institute of Health recommend the following measures:

  • Wash hands regularly with soap and water for at least 20 seconds
  • Wear masks in crowded or poorly ventilated areas
  • Cover your mouth and nose when coughing or sneezing; dispose of tissues immediately
  • Avoid close contact with sick individuals; isolate infected household members if possible
  • Keep living spaces well-ventilated
  • Maintain good nutrition, hydration, and adequate rest
  • Consider the seasonal influenza vaccine, which often protects against H3N2 strains—especially important for children, the elderly, and those with chronic illnesses

H3N2 in the United States

The 2017–18 flu season in the U.S. was particularly severe, with the CDC estimating that 41 million people experienced flu symptoms, including 52,000 deaths. However, as of now, no significant H3N2 cases are being reported in the U.S.

The WHO continues to stress that vaccination is the most effective way to prevent influenza, particularly for high-risk groups and their caregivers.

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