From frozen vegetables to heat-and-serve burritos, processed foods are all around us and make up a large portion of most people’s diet. Ultra-processed foods, such soda pop, frozen meals and soup, have been associated with heart disease, cancer, diabetes and early death, but can all these foods be grouped together, and can processed foods be part of a healthy diet? In this episode, we discuss what makes a food a processed food, how processed foods affect your health and whether you should be concerned if they’re in your diet.

Some references cited in the podcast:

Ultra-processed food exposure and adverse health outcomes: umbrella review of epidemiological meta-analyses: https://www.bmj.com/content/384/bmj-2023-077310

NOVA classification of foods: https://world.openfoodfacts.org/nova

Ultra-Processed Diets Cause Excess Calorie Intake and Weight Gain: An Inpatient Randomized Controlled Trial of Ad Libitum Food Intake: https://www.sciencedirect.com/science/article/pii/S1550413119302487

Strong body, strong mind, is a common saying, but the reverse can be true too. How you think can affect your physical health because each and every thought you have is the result of a chemical reaction. In this episode, we discuss how certain thoughts affect performance and health, what happens in your body to make this happen and how to shift to a more positive way of thinking.

Some references cited in the podcast:

Association of Optimism with Cardiovascular Events and All-Cause Mortality

https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2752100

Become More Optimistic by Imagining a Best Possible Self

https://www.sciencedirect.com/science/article/abs/pii/S0005791611000358?via%3Dihub

Interactions of momentary thought content and subjective stress predict cortisol fluctuations in a daily life experience sampling study

https://www.nature.com/articles/s41598-018-33708-0

More than 40% of adults consume artificial sweeteners, with most of this coming from diet pops. But they're also found in yoghurts, chewing gum and cereals, among other foods. Commonly used by people wanting to avoid calories, the World Health Organization (WHO) has recommended against their use. In this episode, we discuss what artificial sweeteners are, what the WHO is concerned about, and whether you're putting your health at risk by consuming them.

Some references cited in the podcast:

https://www.who.int/news/item/15-05-2023-who-advises-not-to-use-non-sugar-sweeteners-for-weight-control-in-newly-released-guideline

https://www.nature.com/articles/s41591-023-02223-9

https://www.sciencedirect.com/science/article/pii/S0002916522031860

Over 50% of people consume alcohol in Western countries. Many guidelines indicate having 1-2 drinks per day is acceptable and may even be beneficial. However, recent studies and experts have said no amount of alcohol is safe. In this episode we discuss how common alcohol is, what alcohol use disorder means, how your body responds when you have a drink and untangle the conflicting research as to whether alcohol is good or bad for your health.

Nearly half of adults report having challenges with sleeping. Getting a good night's sleep is important to maintaining physical and mental health. In this episode we discuss tips to help you get a good night's sleep from setting up your nighttime routine to home remedies to when you might need to speak with your doctor.

In Part 1 of this episode, we discussed the health consequences of not enough sleep and the biology of how your body knows when to sleep.

Guidelines recommend you get between 7-9 hours of sleep per night. Yet many people don't get enough sleep potentially putting their health at risk. In this episode we discuss how not getting enough sleep, or getting too much, can affect your health, along with the biology of how your body knows when to sleep.

In Part 2 of this episode, we discuss strategies for getting a good night's sleep.

From exercise is good for weight loss to no pain no gain, there are literally dozens, if not hundreds of exercise myths out there. Some myths are so entrenched in society it can put people off exercise altogether. In this episode, we bust seven of the most common myths around to help you get the best out of your exercise program.

If you have your own exercise myths you would like us to bust on a future episode, or even ideas for a future episode, send us an email (how2healthpodcast@gmail.com) or DM us on Instagram (@howtohealthpodcast).

For over 50 years, dietary fat has got a bad rep from a small number of early studies indicating eating fat led to heart disease. But these early studies may not have shown the full picture. We now know that not all fats are the same and you may not need to fear having fat in your diet. In this episode we discuss the different types of fats, what recent studies say about eating fat and your health, along with the role the sugar industry had in making fat out to be the health villain.