Airborne Fungi Might Predict Surges In Covid And Flu, Researchers Say

Updated Jun 27, 2025 | 12:00 PM IST

SummaryNew study highlights surprising environmental trigger behind infection spikes. Continue to read what the study says about the link between Covid-19 and Flu.
Airborne Fungi Might Predict Surges In Covid And Flu, Researchers Say

Credits: Canva

A recent study presented at the American Society for Microbiology's annual meeting (ASM Microbe 2025) in Los Angeles has uncovered a surprising link between airborne fungal spores and short-term spikes in flu and COVID-19 cases. The research, conducted by scientists from Lynn University in Florida, suggests that monitoring outdoor levels of fungal spores could provide an early warning system for potential outbreaks.

Not Just Human Contact: A New Environmental Player

Traditionally, respiratory illnesses like flu and COVID-19 have been associated mainly with human-to-human transmission. But this new research introduces an environmental twist: airborne fungal spores — microscopic particles released by fungi into the air — may play a significant role in triggering infection surges.

Researchers found that when levels of fungal spores in the outdoor air increased, there was a corresponding rise in COVID-19 and flu infections in the days that followed. What’s more, the relationship was strong enough that statistical and machine learning models could predict these spikes with a high degree of accuracy.

Interestingly, the same predictive relationship did not hold true for pollen, another common airborne particle. This indicates that fungal spores may have a more specific and direct impact on respiratory health than previously assumed.

Data from the Tropics: What Puerto Rico Revealed

The research team focused their study on two major health regions in Puerto Rico — San Juan and Caguas — collecting data from 2022 to 2024. They tracked the daily incidence of flu and COVID-19 diagnoses alongside environmental measurements of fungal spores and pollen.

Using both traditional statistical analysis and machine learning models, they examined whether spikes in fungal spore concentrations could predict increases in infections within the same week or the following week — a concept known as a lag effect. The results were striking: in many instances, elevated levels of fungal spores were followed by noticeable jumps in flu and COVID-19 cases.

A Tool for Better Public Health Planning

“This research gives us a new lens through which to view respiratory virus outbreaks,” said Felix E. Rivera-Mariani, Associate Professor of Biochemistry at Lynn University and lead researcher on the study. “By monitoring environmental data like fungal spores, we can potentially issue earlier warnings and protect high-risk communities.”

Rivera-Mariani emphasized that this approach could be especially useful in the fall — a season that already sees increased viral transmission — when fungal spore levels are often high due to decaying plant matter and damp conditions.

He added that this discovery highlights a broader message: “Environmental triggers, not just interpersonal contact, may influence how and when people get sick. That insight could help shape future public health responses and inform protective guidelines, particularly in regions with high fungal activity.”

Who Stands to Benefit?

The findings may be especially valuable for protecting vulnerable populations such as the elderly, individuals with asthma, or people with allergic rhinitis. These groups are not only more prone to respiratory infections but may also be more sensitive to environmental irritants like fungal spores.

By incorporating airborne fungal spore monitoring into existing public health surveillance systems, authorities could issue timely alerts and recommendations — including when to wear masks, avoid outdoor exposure, or ramp up testing.

While more research is needed to fully understand the biological mechanism behind this connection, the evidence presented marks a promising step toward using environmental data to predict — and possibly prevent — future outbreaks.

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Why Your Tattoo Looks 'Cloudy' During Healing: Experts Demystify Recovery Process

Updated Aug 15, 2025 | 04:00 PM IST

SummaryFresh tattoos often turn cloudy within days, but experts say it is just part of the skin’s healing. Inflammation, peeling, and immature skin cells cause the haze, which clears in weeks with proper aftercare, revealing your tattoo’s true vibrancy.
Credits: Canva

You walk out of the tattoo studio with fresh ink that looks bold, bright, and perfect. But within a few days, you notice the colours seem duller, almost blurred. Do not worry! This cloudy look is a normal part of healing. According to dermatologists and tattoo artists, that milky veil over your design is not the end of your tattoo dreams. It is simply your skin doing its job.

The Science of the Skin Screen

As Dr Pragati Gogia Jain, DNB (Dermatology) at ApolloMedics Hospital, Lucknow, explains, our skin has layers. The top layer, called the epidermis, is made up of keratinocytes. When these cells are young, they’re packed with organelles and nuclei, making them opaque. As they mature, they lose these structures, becoming more transparent.

When you get a tattoo, the needle bypasses the epidermis and deposits pigment in the dermis. This process causes a controlled injury, triggering inflammation. In the days that follow, damaged keratinocytes in the epidermis start shedding (desquamation), and the fresh replacements are immature and cloudy.

“This cloudy layer scatters light, making the tattoo look dull,” says Dr Jain. “It’s temporary, and as the epidermis completes its 28-day turnover cycle, your tattoo will regain its clarity.”

What’s Happening Beneath the Tattoo Ink

Sahil Bali, tattoo artist at Devil’z Tattooz, says the fresh-out-of-the-studio vibrancy is like an Instagram filter: beautiful, but fleeting. “Right after we finish, the ink is just beneath intact skin, so the colours look sharp,” he says. “But as your immune system gets to work, a thin layer of scabbing or peeling skin forms. It’s made of dried plasma, old skin flakes, and natural oils, which aren’t transparent.”

This layer dulls the appearance of the tattoo. From day four to day ten, peeling starts. The temptation to pick at those flakes is real, but doing so can yank out pigment and cause patchy healing. “Hands off is the golden rule,” warns Bali.

Why Tattoo Aftercare Matters

While most cloudiness is part of the healing process, poor aftercare can make it worse. Dr Jain says that slathering on too much ointment can trap moisture between skin layers, creating a hazy effect. Over-moisturising can also make the peeling phase messy, while under-moisturising can slow healing.

The golden trio of aftercare:

  • Keep it clean, but not soaking wet
  • Moisturise lightly with fragrance-free ointment or lotion
  • Avoid scratching, picking, or exfoliating the area until it’s fully healed

The Healing Timeline: What to Expect

  • Week 1: Swelling and inflammation can make colours look slightly different. Cloudiness starts to creep in.
  • Week 2: Peeling is in full swing, and the haze is most noticeable. Do not pick.
  • Weeks 3–4: New skin settles in, clarity returns, and your tattoo looks almost like day one.
  • Weeks 4–6: Full healing. Your tattoo now has its true colours and crisp lines.

Your tattoo’s journey is a cycle: vibrant due to fresh ink, hazy during inflammation and peeling, then clear again as the skin regenerates. In short:

  • The cloudy phase is temporary.
  • Don’t touch, scratch, or peel.
  • Follow optimal aftercare to prevent infection.
  • Always ensure your artist uses fresh, sterilised needles.

As Bali puts it, “Your tattoo is for life. A couple of hazy weeks is nothing compared to years of wearing a clear, beautiful design.”

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Why Does Traditional Chinese Medicine Discourage Women From Using Tampons On Their Periods?

Updated Aug 15, 2025 | 12:16 PM IST

SummaryMany Chinese women avoid tampons, influenced by Traditional Chinese Medicine beliefs that they disrupt the body’s natural flow and warmth, potentially affecting fertility. Recent studies also found tampons contain heavy metals, PFAS, and other chemicals, prompting safety concerns and highlighting alternative menstrual products like pads, period underwear, and menstrual cups.
Why Does Traditional Chinese Medicine Discourage Women From Using Tampons On Their Periods?

Credits: Canva

"Women in China do not wear tampons. In fact, if you are trying to find tampons in Chinese supermarkets or drug stores, you will struggle to find one," says Sara Jane Ho, who calls herself an Eastern healer and storyteller and hosts the Netflix podcast Mind Your Manners. She is also the cofounder of Antevortal Laboratories, which makes intimate care inspired by Traditional Chinese Medicines (TCM).

Sara goes to talk about why Chinese women don't use tampons. The reason is backed by TCM, she says. She says, "In Chinese culture, we emphasize the free flow of blood and qi." 'Qi' in Chinese medicine means the vital energy or the life force.

She then poses a question: "What is supposed to come out naturally, should not be stuffed back up there, right?"

She further explains that as per TCM, tampons block the natural downward flow of menstrual blood, which leads to "stagnation or cramps or other imbalances and in TCM keeping the womb warm is really essential." She also says that it is believed that tampons cause womb and the uterus to be cold, which can lead to some fertility issues, or menstrual pain.

She says while for West, this may not be an acceptable reason to not use a tampon, recent studies have shown that tampons too contain harmful chemicals, fragrances, and microplastics, which makes it harmful for usage.

What Does The Study Say About Tampons And Safety

It is true, in fact, a 2024 study published journal Environmental International, titled Tampons as a source of exposure to metal(loid)s, used very high heat acid to leach heavy metals from tampons. The researchers were testing to see if tampons contained 16heavy metals, including arsenic, copper, lead, and iron.

The tampons they tested came from several brands, some were even organic. The result showed that each of the 60 samples contained heavy metals, with 12 of the heavy metals found in every tampon. While it is not known how exactly did these metal end up there, it may be possible that the plant used to make the tampons may have absorbed these metals form the soil or chemicals or pesticides. Another reason could also be during the time of processing.

Another thing which was found was the use of PFAS, sometimes called the "forever chemicals", and stands for per- and polyfluoroalkyl substances.

The popularity of PFAS makes it difficult to know exactly how they impact health; however, some studies have reported they may be harmful to humans and animals, according to the United States Environmental Protection Agency.

China And Tampons

Melinda Gates appreciating Fu Yuanhui for breaking the stigma and talking about periods

Back in 2016, when China's Olympic swimmer Fu Yuanhui opened up about being on her period during the competition in Rio, and received praised from the Western media for using her platform and breaking the stigma, back at home, she was questioned on how can she swim while being on her period? As the Guardian also reported, it is because only 2% women use tampons, and so many did not think it would have been possible for anyone to swim on their period.

The Guardian in its Women's Blog, reports: "The question rang everywhere: “You can swim on your period?” Many around me (including myself) had believed that elite female athletes simply adjusted the timing of their period so as to not have to deal with it during major events. Let’s face it, even if it doesn’t affect performance, you hardly want to be “on” when trying to be at your best.

Some users of Weibo (China’s equivalent to Twitter) were genuinely asking how come Fu wasn’t making the pool red."

"Chinese medicine is also hugely influential, too, if only subconsciously, and its basis in non-invasive treatment creates unease around putting a foreign object into the body, for hours at a time. It is also seen as potentially harmful for girls who are still “growing”," noted the Guardian report.

But Is It Safe To Use Tampons?

While it is true that harmful chemicals have been found in tampons, there are safety practices one can follow to help prevent infections while using a tampon. These are:

  • Practice good hand hygiene by washing your hands before and after inserting a tampon.
  • Change your tampon every 4 to 6 hours.
  • Only use tampons while you are on your period.
  • Cancer patients with low white blood cell counts should consider avoiding tampons to reduce the risk of infection.

There are also alternatives to tampons that one can use, including pads, period underwear, and menstrual cups.

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3-Day Mindfulness Challenge: Recharge Without Stepping Out This Long Weekend

Updated Aug 14, 2025 | 09:00 PM IST

SummaryThis 3-day mindfulness challenge helps you recharge without leaving home by incorporating simple, intentional practices like mindful waking, eating, breathing, decluttering, and connecting with others, promoting calm, focus, better health, and a renewed sense of presence in daily life.
Breathe, Move and Declutter

Credits: Canva

If your idea of a long weekend usually involves binge-watching a drama series, mindless scrolling, and wondering why you are still in pyjamas at 4 pm, you are not alone. But what if you could come out of these three days feeling lighter, calmer, and maybe even more alive, without leaving your home? From Independence Day to Krishna Janmashtami on 16 August, followed by your favourite Sunday, take some time out for yourself and prioritise your wellbeing. This 3-day mindfulness challenge might open doors to great things, because when you destress and relax, you give space to creativity and better imagination.

Take up this 3-day mindfulness challenge and you do not need a passport; just you, your space, and a few intentional choices.

Why mindfulness, and why now?

We live life like we are running late for a bus we never actually catch, juggling to-do lists, work deadlines, and the background hum of anxiety. Dr Narendra K. Shetty, a consultant in mindfulness practices, puts it plainly:

“In our daily life we are running behind distractions and never-ending to-do lists… practising mindfulness helps us to overcome stress and find mental peace.”

Mindfulness, he explains, is “the basic human ability to be fully present, aware of where we are and what we are doing, and not overly reactive or overwhelmed by what is going on around us.”

And if you are wondering whether it is just another buzzword, science says otherwise. Research links mindfulness to reduced stress, better immunity, sharper brain function, and even healthier eating habits.

Day 1: Wake up, breathe, repeat

Before you check your phone, spend a few moments acknowledging that you woke up today. That simple gratitude shifts your brain chemistry towards positivity.

Nidhi Nahata, lifestyle coach, suggests beginning with “the smallest choices”, a glass of water sipped slowly, feeling it cleanse you from within, or opening your windows to let fresh air remind you of the world’s kindness.

From there:

  • Mindful waking — Sit up in bed, notice how your body feels, and stretch like you mean it.
  • Balcony breathing — Inhale deeply for four counts, exhale for six. Let your mind follow your breath.
  • Nature gaze — Even if your view is just potted plants, watch them for a few minutes. Nature doesn’t rush — maybe neither should you.

Day 2: Move, eat, and live like you mean it

You do not need a gym session; mindful walking around your home counts. Feel your feet connect with the floor, notice your weight shift, and hear the subtle sounds you usually tune out.

When it comes to food, both experts agree: mindful eating is a game changer. Dr Shetty recommends a “colourful platter” because the more variety you see, the more nutrients you get. Nidhi suggests choosing food that is “alive”, fresh fruits, crisp salads, and meals planned ahead so you are nourishing, not neglecting, yourself.

Try this:

  • Eat one meal without screens. Chew slowly, taste each bite, and notice textures.
  • Take a digital detox for an hour — or, if you are brave, half a day.
  • Ground yourself while walking barefoot on a safe surface, noticing each sensation.

Day 3: Clear the clutter — inside and out

Your surroundings affect your mental state more than you think. Nidhi suggests tending to your home “as you would to a loved one with care, with presence… clear spaces not just of dust, but of stagnant energy that weighs you down.”

This is also the perfect day to reconnect with people, not just your family and friends, but those who are part of your everyday rhythm. Ask your security guard how his morning was, or thank the delivery person. Listen without rushing. As Nidhi says, “In those stories, you will find a mirror of humanity — raw, real, and unfiltered.”

Dr Shetty’s advice here is simple but powerful: take five minutes every hour to check in with yourself. “Spend it on yourself to have a better life in the future,” he says. That could be stretching, sipping tea in silence, or simply breathing with awareness.

The magic isn’t in the grand gestures

Mindfulness is not about sitting cross-legged for hours while incense burns. It is about micro-moments of awareness sprinkled through your day. It is pausing before reacting to an annoying email, feeling the sun on your skin when you hang laundry, or laughing wholeheartedly at a silly joke.

As Nidhi reminds us, “Mindfulness is not a skill to master; it is the way life was always meant to be. Somewhere, in the rush of doing, we forgot how to simply be.”

Your 3-day cheat sheet

  • Morning: Gratitude → Breathwork → Screen-free breakfast
  • Afternoon: Mindful movement → Colourful, fresh meal → Digital detox hour
  • Evening: Declutter a space → Connect with someone → Gentle stretching before bed

Repeat these patterns in any order. The more you weave them in, the more natural they feel.

Why this works even after the weekend

Think of these three days as a soft reset for your nervous system. Dr Shetty sums it up beautifully: “The goal of mindfulness is to wake up to the inner workings of our mental, emotional, and physical processes.” And once you have woken up to that, it is hard to go back to autopilot.

Or, as Nidhi puts it, “Sometimes, the most powerful journey is the one that brings you home.” So this weekend, instead of letting the days blur together in a haze of screens and snacks, try letting them sharpen your senses, calm your mind, and remind you that life is happening right here, right now.

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