In the world of skin care, some chemicals do more than just sit on the surface. They dive deep into cells and mess with important signals. Three of these chemicals are lawsone, juglone, and plumbagin. They are found in many skin treatments and cosmetics. But how do they really work? Scientists want
Coffee is a popular drink, but it can have a negative impact on dental work. Specifically, it can cause color changes and make the surface rougher over time. This is especially true for resin composites, a material often used in fillings and other dental treatments. Preheating is a common technique
Dentists often use special liquids to clean out the inside of teeth during root canal treatments. Two popular options are sodium hypochlorite (NaOCl) and calcium hypochlorite (Ca(ClO)₂). Both of these liquids can break down tissue and kill germs. But they have some problems. NaOCl can become less ef
The human body is a bustling city of tiny organisms. Some of these tiny organisms are bacteria that live in the upper respiratory tract. These bacteria can influence how the body reacts to infections like COVID-19. A recent study shed light on this complex relationship. Researchers looked at 123 pe
Colorectal cancer is a serious health issue. Many people ask if capecitabine is a good choice for treatment. A recent study looked at the cost and benefits of this drug compared to active monitoring. The study focused on patients with stable or responding metastatic colorectal cancer after 16 weeks
PTSD, or post-traumatic stress disorder, is a serious condition that can happen after someone goes through a very scary or dangerous event. It can make people feel anxious, scared, and stuck in the past. But there's a treatment called EMDR that's been getting a lot of attention lately. EMDR, or Eye
Tuberculosis (TB) and COVID-19 are both nasty lung infections. They can cause a lot of damage to the lungs. Scientists wanted to see what happens when someone has both infections at the same time. They used a special type of lung cell, called A549 cells, to study this. First, they infected the cell
People often wonder if the medicines they take are truly effective. To find out, experts use a method called cost-effectiveness analysis. This helps them compare the value of different drugs. Medicines are always changing. New treatments and discoveries come out regularly. So, the way we decide if
In rural China, a husband's disability can change the family's work dynamic. Data from a large survey shows that when a husband can't work, the wife often steps up to care for him. This means she is less likely to have a job outside the home. The study also found that wives are more likely to work
Running is a popular way to keep fit, but recent findings suggest it might not always be great for older men's hearts. Over the last two decades, studies have shown that older male marathon runners and extreme sports enthusiasts often have more calcium in their heart arteries. This calcium buildup i
