Over the years, scientists have realised that imprinting acts as a database for the immune system, helping it put up a better response to repeat infections.
Developing from years of research, Canada's new recommendations state that even small amounts of alcohol can have serious health consequences.
A study has found that "hybrid immunity" offers better protection against severe Covid-19 as compared to immunity after infection alone. What is hybrid immunity? What are the implications of the study?
A new report says cancer deaths in the US have declined by a third over the past three decades. What is the situation in India, and what will it take to replicate the success in the US?
Antibiotic resistance threatens to take us back to a time before penicillin when the majority of deaths were caused by infections. What are we doing to solve the crisis?
Unfortunately, the virus has so far always been a step ahead of us. So we cannot be certain of what it will do next and when. We should always be prepared for the worst case scenario while hoping for the best.
The approval of the drug, lecanemab, to be marketed as Leqembi, is likely to generate considerable interest from patients and physicians.
Both variants are present in India as well, but they have not led to any spike in infections, and are unlikely to pose any serious threat. China's problem is not these variants, but the immune-naïveté of the bulk of its population.
In Hong Kong, one team of researchers pored over passenger data from five Beijing subway lines to determine the potential spread.
Over the past couple of years, the headlines and the social feeds have been dominated by outbreaks around the world. But a dozen more outbreaks flickered, threatened — and then were snuffed out. Here's a list of cases where countries (including India) got it right.
The brain-eating amoeba destroys brain tissues and causes a dangerous infection called primary amebic meningoencephalitis.
A question that remains unaddressed is whether people would be asked to take second booster shots in case of a fresh resurgence in Covid infections.
Experts have pointed out that the situation in India right now is markedly different from China, as most people here have natural immunity through previous infections and have also been vaccinated.
Since the Supreme Court overturned the ruling that ensured the national right to abortion, advocates of abortion rights have warned that some conservative states may outlaw or restrict morning-after pills on the erroneous grounds that they might cause abortions.
XBB is the dominant variant in India now. But in most people it will cause no more than a fever, cough, and cold. Even case counts have been low — only 158 daily on average during the week ended December 19.
If you haven’t already taken your booster shot, you must do so ASAP. But if you have already been boosted, you cannot take a fourth shot as yet.
The number of Covid-19 cases continues to remain low in India, with an average of only 158 cases reported daily during the week ended December 19.
According to the United States Food and Drug Administration (FDA), an 8-ounce (about 240 ml) cup of green or black tea has 30-50 mg of caffeine, and an 8-ounce cup of coffee has closer to 80-100 mg.
Here's a status check on Covid cases in India and the world, and the steps the government is taking.
This isn’t the first time that BF.7 has made news — in October, it started to replace the variants that were then dominant in the United States and several European countries.
China has nearly 1.4 billion people, most of whom are susceptible to infection. The rapid spread of Covid-19 could mean very large numbers of people falling sick at the same time.
“There are facial compartments that define the shape of the face, and there are superficial ones and deep ones,” said Dr. Andrew Jacono, a New York City plastic surgeon best known for giving Marc Jacobs a face-lift. “Buccal fat is one of the deep facial fat compartments that kind of give structure to the cheek area.” It’s not affected by weight fluctuation, Jacono said, “we’re born with how much we have.”
Organ donation numbers in 2021 were close to the highest they have been in the last five years. But deceased donations, the key to addressing India's needs, are still not common enough. Here's why — and how this situation can be addressed.
An aneurysm is a localised bulging of a blood vessel that may result in a rupture. Aneurysms get worse over time, and sometimes present no symptoms.
Though the incidence of cervical cancer has decreased in many parts of the world —notably in Latin America, Asia, Western Europe, and North America — over the past three decades, the burden remains high in many low- and middle-income countries.



