HIIT workout – LifeSwitch with Maureen Kemeny https://maureenkemeny.com I've helped hundreds of women over 40 lose weight and keep it off. Thu, 15 Sep 2022 21:40:26 +0000 en-US hourly 1 https://wordpress.org/?v=6.4.4 https://maureenkemeny.com/wp-content/uploads/2021/12/cropped-logo_mk-32x32.jpg HIIT workout – LifeSwitch with Maureen Kemeny https://maureenkemeny.com 32 32 Reverse Aging with Smart Fitness https://maureenkemeny.com/reverse-aging-with-smart-fitness/ Sat, 10 Sep 2022 22:47:17 +0000 https://maureenkemeny.com/?p=254169

There is an abundance of research that shows that fitness helps reverse aging and turn back the clock both physically and mentally.

Fitness after 40 is about much more than the vanity metrics we were concerned with when we were younger, like looking good in jeans. Fitness promotes health from the inside out. As your fitness improves, so does your ability to enjoy life.

Fitness means you’re able to participate in life and do what fulfills you with the people you love.

For me it means being able to hike, bike, run, and travel with friends and family.

reverse aging with smart fitness

What is fitness?

  • Physical fitness is defined as the body’s ability to function efficiently and effectively in work and leisure activities, to be healthy, to resist disease, and react to emergency situations.

  • A well-rounded fitness program will include mobility exercises, resistance training, cardiovascular training, stretching, and recovery. The latter two components become much more important with age. For example, I’ve noticed that I now need to be very deliberate in stretching on a daily basis in order to avoid straining my lower back.

Research has shown that no matter how old you are, you can improve many fitness markers (read: reverse aging) when you start to exercise consistently. For example, adults over 80 years old can improve their strength with two sessions a week. You can read more here.

Never think that you’re too old to start. The perfect time to start is NOW!

Often people are discouraged from high-intensity activities like strength training and HIIT (high-intensity interval training) because they think that they have to devote a significant amount of time in order to reap benefits, but research has dispelled this myth. (Journal of Applied Physiology, Nutrition, and Metabolism)

  • A study found that stair climbing for three 20-second intervals, three times a week, improved the aerobic fitness of sedentary college students in just six weeks.

That means you may be able to help reverse aging and its the physiological effects in just 3 minutes a week if you are currently sedentary.

Can you find 3 minutes a week in your schedule?

No matter how busy or out of shape you are, you can find 3 minutes in your week to climb stairs, or walk up a hill.

HIIT option weight lifting

Why are aerobic activity and strength training important for you?

There are so many benefits. Simply google the benefits of exercise and you will find a lot of information. Some benefits include:

  1. Muscle growth and prevention of muscle loss
  2. Minimize effects of the aging process, even reverse aging
  3. Help metabolize carbohydrates and reduce the risk of type 2 diabetes
  4. Reduce the likelihood of breaking a bone in a fall
  5. Improve energy level

Continue reading for more information on the above benefits. Or, jump to the next section on how to incorporate aerobic activity in your life.

  1. After the age of 35, people start to lose muscle mass at 1% to 2% a year. Once in our 60s, that increases to about 3% a year.
  • Even if you are exercising beyond 60, you will lose muscle mass, but not as much as the sedentary person.
  • High-intensity exercise can stimulate the production of anabolic hormones that promote muscle growth and help counteract the loss of muscle we experience after 40. Yet another way exercise can reverse aging!
  1. Research by Wyckelsma and colleagues 2017 found that HIIT exercise helped mitochondrial density in 65 to 75 year old subjects. Improving mitochondria density may be able to improve your cellular function and minimize the effects of the aging process. (Wyckelsma et al. 2017)
  2. Lean muscle mass is also important as we age because it helps us metabolize carbohydrates.
  • As you improve your ability to metabolize carbohydrates, you may reduce your risk of developing type 2 diabetes. Given that almost 30% of Americans 65 and older have diabetes, the research suggests that exercising consistently, especially over 40 is important to help reduce your risk of this disease.
  1. Exercise creates stress for the body which makes it stronger. The stronger the body, the occurrence of breaking a bone from a fall is lessened.

There is growing research that demonstrates that HIIT training helps reverse aging effects and it can allow you to maintain the energy level of adults who are many years younger.

HIIT sessions do not need to be long. The focus is on intensity and not duration. The shorter HIIT sessions are more intense, however, they may reduce the risk of repetitive or overuse injuries that come from longer workout sessions.

NO MATTER HOW OLD YOU ARE, THE RESEARCH SUGGESTS THAT YOU WILL BENEFIT FROM INCLUDING HIIT EXERCISES IN YOUR LIFE.

You want to include high-intensity activity 2 to 3 times in your week, but you don’t want these sessions to be long in duration as they are stressful on the body. The older we get, the harder it is to recover from high-intensity workouts.

In his book ‘Ageless Intensity’, Pete McCall recommends no more than 3 HIIT sessions a week.

aerobic HIIT with running

How do you know if you are working at the right intensity to reap the benefits of HIIT training?

The talk test and using will help you gauge if you are working hard enough to get the anti-aging benefits. When you are working hard enough, you are then using glycogen as fuel; this is the energy pathway you want to develop for longevity benefits. The aerobic pathway is used for less intense activity.

  • The TALK TEST or the RATE OF PERCEIVED EXERTION (RPE) scale is helpful in guiding you with intensity.

The harder you work, the more out of breath you will be and the harder it will be to talk. By monitoring talk, you can determine if you are working at a lower intensity (below 5) or at a higher intensity. An all-out effort is closer to a 10 and a very easy effort is closer to a 1.

RPE scale:


10 = all-out effort sustainable for just 20 to 30 seconds- very hard – can’t talk
9 = very hard intensity – breathing hard- good for 1 minute intervals
8 = hard intensity – hard to say more than 2 or 3 words
7 = vigorous activity – can speak in short sentences with difficulty
6 = hard but doable for 30 to 60 minutes
5 = able to have a conversation – some effort
4 = you can speak a few sentences without struggling
3 = able to maintain a conversation and not get out of breath
2 = very easy to maintain a conversation and could move for hours
1 = bare minimum effort, like a slow stroll

Rowing machines, jump ropes, body weight exercises, resistance training, and bikes are great for performing HIIT intervals. You can also find a hill outside or stairs as was mentioned in the study above.

Here are some HIIT protocol examples:

Be sure to get approval from your physician before starting an exercise program and incorporating high-intensity exercise.

If you are new to exercise, it’s best to start with strength training and gradually increase intensity over 3 to 6 months.

Once you establish a foundation, carefully incorporate HIIT training. Start with only 2 high-intensity bouts and slowly add another, maybe every 2 weeks.

Option 1:


Always start with a warm-up: approximately 3 to 4 on the RPE scale
Slowly increase the intensity so that you break a sweat and stay at this level for about 3 to 5 minutes and 5 or 6 on the RPE scale
20 seconds at a level 9 or 10 on the RPE scale, followed by 10 seconds at a level 4 or 5 on the RPE scale
Repeat for 8 cycles – total of 4 minutes
Cool down

Option 2:


Warm up (follow same warm up rules as in option 1)
30 seconds at 9 or 10 on the RPE scale
30 seconds at 4 or 5 on the RPE scale
Repeat for a total of 5 to 10 minutes
Cool down: 5 minutes or however long it takes to lower your heart rate to within normal range. This is done at a level 3 on the RPE scale.

Change the intensity and duration of your workouts on a consistent basis.

A weekly rotation could look like this: (recommended in the book ‘Ageless Intensity’ by Pete McCall.)

Day 1 = strength or power training
Day 2 = bodyweight exercises
Day 3 = metabolic conditioning HITT
Day 4 = strength
Day 5 = bodyweight
Day 6 = metabolic steady state
Day 7 = rest

Contact me for help in creating a personalized HIIT workout.

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Most Effective Weight Loss Cardio Exercise for Women 40+ https://maureenkemeny.com/most-effective-weight-loss-cardio-exercise-for-women-40/ https://maureenkemeny.com/most-effective-weight-loss-cardio-exercise-for-women-40/#respond Fri, 11 Feb 2022 15:55:04 +0000 https://maureenkemeny.com/?p=253455

Women often focus primarily on cardiovascular exercise for weight management or loss. If this is you, then follow these tips to understand how to exercise for optimal weight loss. I do encourage you though to focus on nutrition as well since what you eat can contribute up to 80% of how you look.

There are so many strategies that have a huge impact on weight loss and, when used properly, yield amazing results. Not only will they help with weight loss, but they are critical for overall health and optimal aging. After all, it’s not just about the numbers on the scale.

Some of these strategies include:

  • Cardiovascular exercise
  • Intermittent fasting
  • Nutrition
  • Protein fasting
  • Leptin reset
  • Strength Training
  • Autophagy

An important mistake I see women make is that they don’t understand the difference between movement and exercise.

woman walking for exercise outdoors

Movement versus Exercise

Walking is a fantastic form of movement that yields wonderful health benefits. You’ll want to consider walking whenever possible. Walking at least 20 minutes is important for lymphatic circulation, improving insulin resistance, reducing cardiovascular risk, dementia and improving mitochondrial function.

There’s a difference though between movement and exercise. Walking is not intense enough to create the same physiological adaptation that you get from an activity such as high intensity interval training (HIIT). For weight loss purposes, you want to focus on exercise that is brief, purposeful, intense and safe.

High intensity interval training (HIIT) is the optimal choice for weight loss.

HIIT training is so effective because it causes you to produce more human growth factor (a protein hormone) than regular cardio or even a 45 minutes strength workout. This protein hormone helps to maintain, build and repair healthy tissue in the body. It helps speed up metabolism and fat loss. A HIIT workout burns a lot of calories in a short amount of time, and your metabolic rate is higher for hours after a HIIT workout. The same can’t be said for walking. HIIT can burn a lot of calories in a short amount of time

HIIT is repeated, extremely hard bouts of work interspersed with periods of recovery.

It’s not the same as interval training, which is also a hard effort. HIIT exercise uses the anaerobic pathway and it will be an all out effort.

This means you are showing up and giving 100% effort, not 80 or 90%.

HIIT hard workout for weight loss

For this kind of workout to be effective a 30 second all out effort is long enough to get the physiological benefits for weight loss.

I recommend using a heart rate monitor to give you an accurate read on your level of effort. Somedays I think I’m giving it my all, but my monitor tells me otherwise. It’s useful feedback.

I like to use a 3:1 ratio when I do a HIIT workout. First I’ll warm-up for 10 minutes with a slow jog. Your warm-up can be any activity that slightly raises your heart rate and prepares your body for the upcoming activity.

I then run 30 seconds at an all out effort, followed by a very slow jog or walk for 90 seconds. You want to fully recover during the rest period so that you can go very hard each time.

This cycle can be repealed 6 to 15 times. The more in shape you get, the more cycles you can do. If you’re new to HIIT workouts, start at the lower end. After 3 weeks or so, add an extra cycle to your workout and gradually continue to increase.

End with a 5 minute cool-down.

Exercise ideas for HIIT:

  • Jog in place
  • Bodyweight squats
  • Pushups
  • Burpees
  • Situps
  • Running
  • Biking
  • Swimming
  • Hills
  • Rowing

Don’t do HIIT training more than twice a week. Start with once a week then move to twice a week, but once will suffice.

Do a cardio HIIT session 3 days apart from a strength workout.

HOW THIS LOOKS

  • Be sure to get medical clearance before engaging in cardiovascular exercise.
  • 10 minute warm-up
  • 30 second all out sprint (running, biking, rowing, skipping, swimming)
  • 60 to 90 second recovery – you may even have to stop and rest for 90 seconds. Be sure to bring your heart rate down.
  • 6 to 15 cycles
  • Cool-down of 5 to 10 minutes

Remember though, that in terms of your physical appearance, exercise is about 20% of the equation.

Understanding how to eat for health will minimize fat gain and optimize muscle tone and definition. What you eat makes much more of a difference than what you burn by means of exercise. In fact, excessive exercise can actually work against you, spiking your cortisol and making you gain weight.

Join me for my 6 week weight loss group- Reset, Renew, Results- and learn how to easily integrate weight loss strategies into your life. You will lose weight, end emotional eating, and manage urges. The most rewarding benefit is that you’ll be 100% confident knowing what you need to do moving forward. Hear what others say HERE.

Get more info and join HERE.

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