My Vital Metrics News and updates | My Vital Metrics. https://myvitalmetrics.com DEXA, Body Composition, Fitness Testing in the UK Tue, 13 Feb 2024 15:51:57 +0000 en-GB hourly 1 https://wordpress.org/?v=6.9.1 https://myvitalmetrics.com/wp-content/uploads/2019/11/cropped-My_Vital_Metrics_Logo_No_Title-150x150.jpg My Vital Metrics News and updates | My Vital Metrics. https://myvitalmetrics.com 32 32 Using a Dexa Scan – Turning a DEXA or RMR into an action plan https://myvitalmetrics.com/turning-a-dexa-or-rmr-into-an-action-plan/ Sat, 20 Aug 2022 10:33:09 +0000 https://myvitalmetrics.com/?p=5728

In our last DEXA blog, we went into all the detail that a DEXA Scan shows – but ultimately what does this mean for you? How do you use DEXA scan results to inform your goals, and improve your likelihood of success?

How Your DEXA Body Fat Results Can Help You

It’s easy to think of body fat as just a number. Some people have a higher number, some people have a lower number. Same with muscle mass – it’s all just numbers isn’t it? But can the figures really help you practically?

The answer is a big fat yes! Body fat is one of the most important figures you can have for your health, and should be the primary way that you go about determining your plan of action.

We do this primarily through the use of the Personal Action Blueprint. This is our way of helping you to translate the data into actionable insights which will guide your fitness and health journey through the next stages.

Body Fat – Your Personal Action Blueprint

Let’s start with Body fat. Once you have your DEXA Scan, we will have an overall level of body fat for you. Now there are certain things we know about body fat which can help us to construct your plan:

Group 1:  20%-25% (Female) or 10%-15% (Male)

If you are between 20%-25% (Female) or 10-15% (Male), then we can make some assumptions about your state of health. We know that you are probably processing carbohydrates just fine: that there is unlikely to be an insulin resistance. If well properly all the processes to turn over energy and build muscle will be working great.

Group 2: 25-32% (Female) or 15-20% (Male)

If you are between 25-32% (Female) or 15-20% (Male), then it’s possible that while you are mostly healthy, there might be a slightly impaired processing of carbohydrates. In some people issues around insulin resistance start to creep in at around this point. This is still, however, in the healthy range. The processes to build muscle might not be working as efficiently as people in group 1.

Group 3: Over 32%(Female) or Over 20%(Male)

If you have over 32%(F) / 20%(M) body fat, then you are in the unhealthy range. Some level of insulin resistance is highly likely, and as such, building muscle will be inefficient and will likely come with more fat.

How many Carbs? 

So from body fat alone, we have the following guidance: if you are in group 1 then we can probably increase the overall amount of carbohydrates in your diet – Carbs are your friends, and you shouldn’t be afraid of them unless you are striving to get really really lean. If you are in group 2, we would have to take a moderated approach to carbohydrates, and possibly start to restrict them overall. If you find yourself in group 3, this is a level of body fat that it is a priority to reduce, and additionally, you may see significant success with a lower-carbohydrate approach.

Visceral Fat – Dangerous in High Quantities

Next, we can look at visceral fat. As you may have read, visceral fat is a particularly dangerous type of fat to have in high quantities, as it is strongly correlated with cardiovascular disease. If your visceral fat is above 100cm2 we will talk to you about ways to bring it down. This will involve reductions in stress and alcohol, and improvements in sleep. For many people, only one or two of these factors can be improved. 

If the high visceral fat is also accompanied by high body fat, then reducing body fat will be a priority. If it is accompanied by low body fat, we really need to identify the cause of the visceral fat first, and the three factors above will be the first place we look after talking about levels of exercise.

Lean Mass

The Next thing we get with your DEXA scan results is Lean Mass. Lean mass is a really important figure to have because from lean mass we can determine a couple of things.

  1. if your lean mass index (lean mass divided by height squared) is significantly below 16.8 (f) / 19.8 (m) then adding some lean mass may become a priority.
  2. If your lean mass is close to these figures then we might look at improving lean mass over time, but other factors may take priority
  3. If your lean mass is over these figures then we can solely concentrate on other factors unless adding lean mass is a real priority for you.

Finding your Basal Metabolic Rate

The other thing we get from lean mass, and possibly the most important bit of information overall, is the ability to estimate your Basal Metabolic Rate. Your basal metabolic rate is the number of calories you burn if you were to spend 24 hours in bed. The figure we come to based on lean mass has been shown to be far more accurate than the figures based on age, height, sex, and weight which are what is usually used by online calculators.

Of course, if you choose to take our resting metabolic rate test, we can measure this directly, and we can leave behind all the calculations.

The Most Important Number – Your Real Calorie Target

Once we know your Basal Metabolic Rate – we combine it with your projected level of activity, and your goals, to give you a real calorie target. As a single figure, this is probably the most important thing we can give you. Knowing exactly how many calories you need to eat for your goals will take out all the guesswork and help you on your way.

How to use your DEXA Scan Results? – It’s more than just a body fat scan

So as you see, a DEXA scan is so much more than a body fat figure. From the key figures in the scan, we can construct a full plan for you to follow which can include a total calorie target, advice on what goals should be the priority, and guidance on what you should be doing with your macros.

Want to Know More?

If you’d like to know more – just get in touch below and we’ll provide expert information about DEXA Scans, How you might use your results, Metabolic Testing and More!

 
 
 

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Introducing our new team member: Matt Gardner https://myvitalmetrics.com/introducing-our-new-team-member-matt-gardner/ Sat, 23 Oct 2021 10:58:44 +0000 https://myvitalmetrics.com/?p=1767
matt gardner

Position:   

Body Composition & Fitness Test Consultant. 
 

Qualifications:  

2021: Applied Pro Performance Nutrition Course – Supporting Champions. 
2017: Diploma Naturopathic Nutritional Therapy – College of Naturopathic Medicine.  
2014: Postgraduate Diploma Sports & Exercise Nutrition – Institute of Performance Nutrition. 
2012: Postgraduate Certificate in Nutrition, Physical Activity & Public Health – The University of Bristol. 
 
2011: BSc Honours in Sports & Exercise Sciences – The University of Birmingham. 
 

Background:  

I have a decade of experience working as a nutrition practitioner. I started in elite sport with a 
professional rugby club called Worcester Warriors as a Performance Nutritionist. Then I moved to 
London in order to broaden my nutritional toolbox and work with ‘everyday athletes’ in the health and 
fitness industry. Individuals who take their fitness, exercise and sport very seriously and work full time in 
the City.  
 
I also have experience working in endurance and adventure sports through consulting with the clothing 
brand the North Face and body composition support in the fashion industry through consulting with an 
agency called Viva Model Management. 

More about me 

It’s safe to say I am a food fanatic. When I was an infant my Mum ran a catering company so I was 
immersed in food from an early age. Currently, my sister works as a pastry chef and in my spare time, I 
host a podcast called Big Feed Up HQ where I discuss things around nutrition, movement and outdoor 
experiences. 

“Collecting data provides a basis for 

discussion”

Following the RMR test you’ll get a report showing you exactly how many calories you burn at rest.  
 
This is important information if you want to lose fat, maintain weight or gain muscle. We also take your 
activity level (structured and incidental exercise) per week into consideration in order to come up with a 
total figure in terms of calories per day to eat to reach your goal.  
 
I like to think about nutrition through the lens of the 3 T’s. Total – amount of food consumed in calories 
per day, Type – the type of foods and drinks consumed per day and Timing – the distribution of your meals 
around your training. 
I like to label meals as ‘training meals’ or ‘anytime meals.’ Quite simply the meals closer to training 
sessions are your ‘training’ meals and the meals furthest away from training sessions are your ‘anytime 
meals.’  
Nutritional information concept. hand use the magnifying glass to zoom in to see the details of the nutrition facts from food , salad bowl
Below is an example of a day for when someone trains first thing in the morning.  
 
As you can see the training meals are close to the workout and the anytime meals are at the later stage of 
the day furthest away from the workout.  
 
Wake up & hydrate  
Pre training snack (fuel) 
Training  
Water  
Breakfast  
Post training meal (recovery) 
Lunch  
Training meal  (recovery) 
Afternoon Snack  
Anytime meal  
Dinner  
Anytime meal  
 
Quick tips to manage calorie intake:  
Anytime meals contain a good protein source and typically more vegetables that grow above the 
ground and salad leaves and less starch based carbohydrates such as bread, pasta, potatoes, rice 
etc. 
Training meals contain a good protein source and typically more starch based carbohydrate and 
lower veg content. 

Diet has a significant influence on bone health across  the lifespan

Following a Dexa Scan, you will receive a Z score that compares your bone mass to the average of 
people of the same age and sex as you.  
 
Diet has a significant influence on bone health across the lifespan, bone is a nutritional modified tissue 
and it is worth considering some of the key nutrients that support bone health: namely calcium, protein, 
magnesium and vitamin D.  
 
In terms of foods most recommendations for good bone health include the consumption of dairy products, 
leafy green vegetables, fish and fruits. In some cases of those excluding dairy, it is worth considering the 
consumption of fortified foods or supplements. Please find some examples below. 
 
Dairy sources 
Quantity 
Amount of calcium 
Milk 
200ml 
240mg 
Cheese 
30g 
220mg 
Yoghurt 
120g 
200mg 
  
Non Dairy sources 
Quantity 
Amount of calcium in 
Sardines (with bones) 
½ tin (60g) 
258mg 
Pilchards (with bones) 
60g 
150mg 
Tinned Salmon 
½ tin (52g) 
47mg 
Wholemeal Pitta 
 2 
100mg 
Broccoli 
85g 
34mg 
Spring Greens 
75g 
56mg 
Calcium Fortified Cereal 
30g 
130-150mg 
 
Adult requirement of calcium: 700mg a day. 
Other measurements from our Dexa include a lean mass score. Lean mass is everything except body fat, which includes organs, bone, muscle, blood and skin.  It is important to take the big picture into account if your goal is to increase your muscle mass. Alongside an adequate training program to elicit the correct stimulus I would consider the 3 Ts again:
 
Total – calculate an adequate total kcal target per day 
 (we can help you with this.)  
 
Type – set a total grams of protein to ingest per day in relation to body weight in kg 
 (1.6 – 2.0 grams per kg.) 
 Timing – decide where the training meals and anytime meals sit throughout the day. 
  
Let’s take myself as an example: 
Weight: 87 kg 
Training: 3-4 resistance training sessions a week.  
Calculation: 87 x 1.6 = 139 grams per day.  
 
Each example below contains 30g of protein per serving 
 
Foods(g per serving) 
Kcal 
Prawns (200g) 
131 kcal  
Chicken (120g)  
133 kcal 
Tuna Steak (110g) 
136 kcal 
Fillet Steak (145g)  
225 kcal  
Salmon (125g) 
248 kcal  
Turkey Mince (125g) 
135 kcal 
Beef Mince 5% (100g) 
168 kcal 
Pork Mince 5% (150g) 
180 kcal 
Beef Mince 20% (165g) 
411 kcal 
Chorizo (120g) 
564 kcal 
Whey Protein (35g) 
151 kcal 
Medium Sized Eggs (5) 
325 kcal 
Greek Yoghurt (700g) 
885 kcal 
Greek Yoghurt 0% Fat (290g) 
157 kcal 
Baby Bell Cheese Light (5) 
252 kcal 
Tofu (260g) 
261 kcal 
Edamame Beans (205g) 
408 kcal 
 
I am here to help progress your fitness goals and by understanding the baseline stats you will have a great 
starting point to push off from. If you have any questions please get in touch and if you would like to book in for an RMR and/or Dexa Scan please visit our pricing page. 
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