Skip to main content

Preventive care Archive

Articles

High-glycemic diets could lead to big health problems

A diet consisting primarily of foods high on the glycemic index—those with high amounts of quickly digestible carbohydrates—can increase a person’s risk of cardiovascular disease and early death, suggests a study that looked at almost 138,000 people around the world.

How to hydrate

An estimated 40% of seniors are chronically underhydrated, and adults ages 65 and older have the highest hospital admission rates for dehydration. The main problem is that the sense of thirst diminishes with age. In addition, many people are not mindful about drinking water over the course of the day. People can increase their intake by setting up drinking routines, jazzing up drinking water, and increasing their intake of water-rich foods.

5 important blood tests beyond the basics

Five blood tests beyond basic blood work may be worth pursuing for older adults. For example, a test to determine one’s vitamin B12 level might be helpful, since older adults sometimes have trouble absorbing that vitamin. Likewise, older adults have less ability to absorb sunlight through the skin, which may lead to less production of vitamin D. Other blood tests to consider include those for HIV or hepatitis C infection, and a test to measure fasting blood sugar.

Wearable fitness trackers may aid weight-loss efforts

A review published online March 17, 2021, by the British Journal of Sports Medicine found that fitness trackers helped overweight or obese people with chronic conditions reduce body weight and body mass index.

Are home pain relief gadgets safe for use?

It’s best to talk to one’s doctor before buying a pain relief gadget. The product may not work, it may cost a lot of money, it might be dangerous, or it might encourage the user to delay medical treatment. Some high-tech pain relief devices may be effective for some people, such as a transcutaneous electrical nerve stimulation (TENS) machine. And some low-tech devices may also help relieve pain, such as foam rollers, handheld massagers, and heat or cold packs.

Advisory group: Too soon to recommend routine vitamin D screening

An advisory group finds there is not enough evidence to recommend routine screening for vitamin D deficiency.

New information for parents on myocarditis and COVID-19 vaccines

Reports of young people developing myocarditis and pericarditis after getting one of the mRNA vaccines for COVID-19 have made some parents reluctant to get their children vaccinated. It's understandable to worry about such a side effect, but before choosing not to vaccinate, it's important to look at the whole picture.

Returning to restaurants — and to healthy eating

Many of us miss dining out. Now that restaurants are offering indoor and outdoor dining again, it's tempting to cut loose and order restaurant meals without thinking about nutrition. But if you're trying to stick to a healthy diet, try these tips when you're out in a restaurant.

Making visits to the dentist easier for people with autism spectrum disorder

Proper dental care is essential for all children, including learning how to brush and going for regular dental visits. But for children with autism spectrum disorder, the sensory aspects of a dental office may be uncomfortable, difficult, or overwhelming. But there are things parents can do to make these visits easier.

Children not yet vaccinated against COVID-19? What to do

Now that many people have been vaccinated against COVID-19, it feels like things are starting to return to something resembling normal. But because the vaccines have not yet been approved for those under 12, families with children under this age need to be careful and thoughtful as they plan summer activities.

Free Healthbeat Signup

Get the latest in health news delivered to your inbox!

Sign Up
Harvard Health Publishing Logo

Thanks for visiting. Don't miss your FREE 32-page gift worth $29.95.

PLUS, don’t miss out on your 25% off promo code.

Sign up to get tips for living a healthy lifestyle—You’ll discover powerful, research- backed strategies for health longevity drawn from Harvard Medical School experts—ways to eat for a longer life, build strength and flexibility to stay independent, protect your bones, heart, and brain as you age, and even cultivate the habits linked with “super-agers” who stay sharp and active well into their 80s and 90s—all delivered to your email box FREE.

Harvard Health Publishing Logo

Stay on top of latest health news from Harvard Medical School.

Plus, get a FREE copy of Living Longer, Living Well!.

Harvard Health Publishing Logo

Stay on top of latest health news from Harvard Medical School.

Plus, get a FREE copy of Living Longer, Living Well.