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Hassan Vally

Hassan Vally

Senior Lecturer in Epidemiology, La Trobe University

I am an epidemiologist with considerable experience in the analysis and interpretation of health data. My interests span both infectious diseases and chronic disease epidemiology and I have published over 50 peer-reviewed articles. I coordinate the Master of Public Health Program at La Trobe University and I teach the subject Epidemiology and Demography into this Program.

If ‘correlation doesn’t imply causation’, how do scientists figure out why things happen?

Dec 12, 2024 02:49 am UTC| Insights & Views Science

Most of us have heard the phrase correlation does not equal causation. But understanding how scientists move beyond identifying correlations to establish causation remains a mystery to many. Finding out what causes a...

Could ADHD drugs reduce the risk of early death? Unpacking the findings from a new Swedish study

Mar 16, 2024 07:17 am UTC| Health

For many, a diagnosis of ADHD, whether in childhood or adulthood, is life changing. It means finally having an explanation for these challenges, and opens up the opportunity for treatment, including medication. Although...

Over half of eligible aged care residents are yet to receive their COVID booster. And winter is coming

May 29, 2023 04:22 am UTC| Life

As Australia heads towards the fourth winter of the pandemic, we have once again started seeing an increase in the level of COVID circulating. With this comes an increased risk of infection and serious illness. Elderly...

Should we be worried about our pet cats and dogs getting COVID?

Aug 08, 2022 05:55 am UTC| Health

The SARS-CoV-2 virus, which causes COVID, originated from bats and then, probably after passing through an intermediary host, gained the ability to infect humans. Many new viruses that emerge in this way, like...

Should we give up on COVID-zero? Until most of us are vaccinated, we can't live with the virus

Aug 22, 2021 01:04 am UTC| Health

Were currently in the midst of one of the most challenging times during the pandemic in Australia, and were all struggling. Frustration with the situation is at an all-time high and questions are being raised about all...

Should I wear a mask on public transport?

Jun 13, 2020 11:05 am UTC| Life Health

As restrictions ease, many Australians will be wondering if its worth wearing a mask on the bus, train or tram to reduce their risk of being infected with coronavirus. When Deputy Chief Medical Officer Nick Coatsworth...

Is this study legit? 5 questions to ask when reading news stories of medical research

Oct 12, 2019 08:42 am UTC| Insights & Views Health

Who doesnt want to know if drinking that second or third cup of coffee a day will improve your memory, or if sleeping too much increases your risk of a heart attack? Were invested in staying healthy and many of us are...

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Economy

Trump's Bold Moves: A New Era in U.S. Foreign Policy

Trumps Bold Moves: A New Era in U.S. Foreign Policy Overview of Trumps Speech and Iran Policy On February 4, 2025, President Donald Trump delivered an important speech after signing some executive orders in the Oval...

China’s Markets Reopen Amid U.S. Trade Tensions and AI Boom

SHANGHAI/HONG KONG (Reuters) Chinas stock markets reopen after the Lunar New Year break, facing renewed trade tensions with the U.S. and major developments in artificial intelligence. Investors are closely monitoring...

Stocks Rally as Earnings Offset US-China Trade War Fears

The SP 500 closed higher Tuesday as investors balanced strong earnings with rising US-China trade tensions. The Dow gained 142 points (0.3%), the SP 500 climbed 0.72%, and the Nasdaq surged 262 points (1.4%). President...

China Hits Back with New Tariffs on U.S. Goods After Trump’s 10% Levy

Chinas finance ministry announced fresh tariffs on U.S. products on Tuesday, responding swiftly to a 10% tariff imposed by President Donald Trump on Chinese imports. The U.S. tariff, which took effect at 0501 GMT, marks...

Trade Truce: Trump Pauses Tariffs as North America Strengthens Borders

+9 Tariff Suspension and Trade Agreements President Donald Trump announced a 30-day tariff halt on imports from Mexico and Canada after successful negotiations. The Mexican president, Claudia Sheinbaum, agreed to...

Politics

Pam Bondi Confirmed as U.S. Attorney General in GOP-Led Senate Vote

The U.S. Senate confirmed Pam Bondi as attorney general in a 54-46 vote, solidifying President Donald Trumps influence over the Justice Department. Bondi, a former Florida attorney general and longtime Trump ally, secured...

JD Vance to Attend AI Summit in Paris Amid U.S.-China Tech Competition

U.S. Vice President JD Vance is set to attend the Artificial Intelligence (AI) Action (WA:ACT) Summit in Paris next week, according to a French diplomatic source. The visit comes as global competition in AI intensifies,...

Elon Musk’s Team Gains Access to U.S. Treasury Payment System, Sparking Protests

The U.S. Treasury confirmed that Elon Musks government-efficiency team has been granted read-only access to its payment system codes but denied any disruption to government payments, including Social Security and Medicare....

​Hamas Open to Talks with Trump Administration Amid Gaza Tensions

The Palestinian Hamas movement has expressed willingness to engage in dialogue with the administration of former U.S. President Donald Trump, according to a senior Hamas official cited by Russias RIA news agency. Mousa Abu...

Trump Proposes U.S. Takeover of Gaza, Sparking Global Backlash

President Donald Trump announced a controversial plan to take over the war-torn Gaza Strip, promising economic development after Palestinians are permanently resettled elsewhere. Speaking at a joint press conference with...

Science

South African telescope discovers a giant galaxy that’s 32 times bigger than Earth’s

Inkathazos glowing plasma jets are shown in red and yellow. The starlight from other surrounding galaxies can be seen in the background. K.K.L Charlton (UCT), MeerKAT, HSC, CARTA, IDIA, CC BY You may not know it, but right...

It’s science, not fiction: high-tech drones may soon be fighting bushfires in Australia

Picture this. Its a summer evening in Australia. A dry lightning storm is about to sweep across remote, tinder-dry bushland. The next day is forecast to be hot and windy. A lightning strike tonight could spark a fire that...

Earth is bombarded with rocks from space – but who gets to keep these ultimate antiques?

Every day, about 48.5 tonnes of space rock hurtle towards Earth. Meteorites that fall into the ocean are never recovered. But the ones that crash on land can spark debates about legal ownership. Globally, meteorite hunting...

Most of us trust scientists, shows a survey of nearly 72,000 people worldwide

Public trust in scientists is vital. It can help us with personal decisions on matters like health and provide evidence-based policymaking to assist governments with crises such as the COVID pandemic or climate change. In...

Astronauts on NASA’s Artemis mission to the Moon will need better boots − here’s why

The U.S.s return to the Moon with NASAs Artemis program will not be a mere stroll in the park. Instead it will be a perilous journey to a lunar location representing one of the most extreme environments in the solar...

Technology

Honda-Nissan Merger Talks May Be Canceled, Boosting Stock Prices

Honda Motor Co. (TYO:7267) and Nissan Motor Co. (TYO:7201) shares surged on Wednesday after reports suggested they may abandon merger plans. Hondas stock rose 2.9%, while Nissan gained 4.3%. Toyota Motor Corp. (TYO:7203)...

Hong Kong Tech Stocks Rally on AI Optimism Despite U.S. Tariffs

Hong Kong-listed Chinese technology stocks surged as optimism over artificial intelligence (AI) advancements from companies like DeepSeek and Alibaba (NYSE:BABA) overshadowed concerns about new U.S. tariffs. DeepSeeks...

Trump Highlights Strong Interest in TikTok Amid Uncertain Future

Trump Highlights Strong Interest in TikTok Amid Uncertain Future Former U.S. President Donald Trump stated on Monday that there is significant interest in TikTok as his administration works to facilitate the sale of the...

Apple Criticizes EU Porn App, Citing Consumer Trust Concerns

Apple (NASDAQ:AAPL) has voiced strong opposition to a pornography app available on iPhones in the European Union, blaming the blocs Digital Markets Act (DMA) for eroding consumer confidence. The app, Hot Tub, is...

Xiaomi Stock Rises as Morgan Stanley Raises Price Target on EV and AIoT Growth

Morgan Stanley (NYSE:MS) has boosted its price target for Xiaomi (OTC:XIACF) Corp (HK:1810) to HK$45 from HK$35, maintaining an Overweight rating, citing strong growth in electric vehicles (EVs) and AIoT. Analysts...
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