Medical News Today


Welcome to today's MNT newsletter, bringing you the most recent headlines and updated stories from our team of expert writers.

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Alzheimer's / Dementia
Updated report pinpoints 12 factors that could help prevent dementia
In an updated report, the Lancet Commission lists 12 modifiable factors that, if a person acts on them, may help prevent or delay dementia. Three are new.


Biology / Biochemistry
New antivirals kill SARS-CoV-2
A study has shown that newly engineered compounds neutralized SARS-CoV-2 in human cells and improved survival rates in mice with MERS.


Colorectal Cancer
How do the intestines work?
Learn more about the parts, dimensions, and functions of the intestines. We also describe related health issues, their treatments, and warning signs.


Depression
Symptoms of mental exhaustion and tips to alleviate it
The symptoms of mental exhaustion can be physical, emotional, and behavioral. Learn more about treating those symptoms and when to get help from a doctor here.


Diabetes
What is a type 1 diabetes diet?
Find out how to create a diabetes meal plan and what foods to eat and avoid. Also, learn about healthful meal options for children, including ideas for snacks.


Dry Eye
Why do my eyes hurt?
The eyes can hurt for a number of reasons, such as eyestrain, dry eye, or a scratched cornea. Learn more about the symptoms and treatment options here.


Food Allergy
Painful gas: Causes, remedies, and prevention
Painful gas can result from many issues, from eating too fast to food intolerances or a hernia. Learn about the causes, their treatments, and more.


Health Insurance / Medical Insurance
Tufts Medicare Advantage plans: An overview
Medicare has approved Tufts Health Plan to administer Medicare Advantage plans. Read on for more information about how Tufts and other Advantage plans work.
What does Medicare Plan G cover?
Medicare Plan G is a supplement insurance plan to help with out-of-pocket costs. Coverage is comprehensive and popular. Read on for more.
Medicare and Chronic Care Management: An overview
Medicare chronic care management (CCM) is available to those who qualify to help direct healthcare needs. Read on for more.


Medical Innovation
Novel neurotransmitters effectively cross the blood-brain barrier
Using mouse models, researchers have found a class of neurotransmitters that they can use to 'take' drugs across the blood-brain barrier into the brain.


Men's Health
Is it safe to buy erectile dysfunction pills online?
Erectile dysfunction (ED) pills that people can buy online without a prescription may contain harmful ingredients that the label does not list. Learn more here.


Nutrition / Diet
What is the difference between nutritionists and dietitians?
Dietitians and nutritionists have different qualifications and levels of training. In some states, nutritionists do not need certification. Learn more here.


Public Health
Mandatory BCG vaccination may slow spread of COVID-19
New research suggests that countries with compulsory bacillus Calmette-Guérin, or BCG, vaccination may have built up a degree of ‘herd immunity’ to COVID-19.
COVID-19 vaccine successfully protects macaques against virus
A new vaccine candidate against SARS-CoV-2 has demonstrated effectiveness in rhesus macaques. Its developers are now starting human clinical trials.


Respiratory
What is idiopathic pulmonary fibrosis?
Idiopathic pulmonary fibrosis is a chronic, progressive condition that affects the lungs. Learn more about the causes, symptoms, and treatment options here.
What can cause dizziness to occur after sex?
People may feel dizzy after sex for many reasons. Often, dizziness after sex is due to dehydration or overexertion, but some health conditions can also cause it.


Surgery
Does Medicare cover gender reassignment surgery?
Medicare pays for gender reassignment surgeries and hormone replacement therapy, when the surgery is deemed medically necessary. There may be several surgeries.