Diet and nutrition Archive

Nutrient deficiencies are uncommon with a broad and varied diet. But aging, hormonal factors, or diet can leave women short of four key vitamins and minerals: vitamin D, iron, vitamin B₁₂, and calcium. Various tests can reveal nutrient deficiencies, including blood panels. Vitamin D and fish oil supplements may help prevent autoimmune diseases. Multivitamins are usually unnecessary, except in cases where age, pregnancy, digestive challenges, or certain medications interfere with the ability to get adequate nutrition.

A study compared eating a serving of French fries every day for a month to eating a serving of almonds with the same number of calories, and found that levels of some health markers were similar between the two groups — but those numbers don't tell the full story.

When thinking about nutrition, some people think that all fats are bad, but this is not true. Fats are important to a healthy eating plan; the important thing is knowing the right kinds to use, and this is easier when preparing food at home than when eating in restaurants.

Avocados are abundant in healthy fats, fiber, and micronutrients that boost heart health. A long-term study has found that people who eat avocado regularly have a lower risk of cardiovascular disease, which leads to heart attacks and strokes.

It's now understood that many factors influence a person's ability to lose weight —not just burning more calories than are taken in. A new study supports the idea that people using sleep hygiene tips to get sufficient sleep consume fewer calories than people who are sleep-deprived.

Claims that vitamin D supplements are beneficial to health are common, but many of these supposed benefits remain unproven. A recent study looked at data from over 25,000 people in an attempt to determine if taking vitamin D regularly might help prevent autoimmune disease.

Pea, potato, and pistachio milk? Supermarkets now sell multiple kinds of plant-based milks made from nuts, beans, grains, vegetables, or fruit. Before trying these, some people might like to know more about nutritional benefits and any other reasons to choose or avoid them.

The American Heart Association released updated dietary guidelines in November 2021. Instead of focusing on certain nutrients, the guidelines emphasize healthy eating patterns that include fruits, vegetables, whole grains, plant-based proteins, and plant-based oils. The guidelines also urge people to avoid foods and drinks that are ultra-processed or that have lots of added sugars; to choose or prepare foods with little or no salt; to limit alcohol consumption; and to follow the rules for a heart-healthy diet no matter what the setting.