What is Intermittent Fasting?
Intermittent fasting (IF) is an eating pattern that involves regular fasting periods. This means alternating between times of eating and avoiding food altogether or severely restricting calories.
There are several different IF approaches, but common ones include:
- 16/8 method: Fast for 16 hours per day, restrict eating to an 8-hour window
- 5:2 diet: Eat normally 5 days per week, restrict calories to 500-600 per day twice a week
- Alternate day fasting: Fast every other day, eat normally on non-fasting days
The most popular of these is the 16/8 method, which simply involves skipping breakfast and restricting eating to within an 8-hour afternoon/evening window.
Benefits of Intermittent Fasting
Intermittent fasting has been associated with a number of health benefits, including:
- Weight and fat loss
- Lower blood sugar and insulin levels
- Improved heart health
- Enhanced brain function
- Increased longevity
How Intermittent Fasting Promotes Weight Loss
There are several ways that abstaining from food for regular periods can help with shedding excess weight:
- Lower calorie intake: Skipping meals and snacks naturally leads to an overall reduction in calories consumed.
- Increased fat burning: Fasting triggers fat burning processes in the body and boosts metabolism.
- Reduced appetite: Intermittent fasting helps control hunger hormones, leading to decreased appetite.
My Experience and What I Ate
When I first learned about intermittent fasting, I was eager to give it a try. I had about 15 stubborn pounds I wanted to lose.
So I decided to follow the popular 16/8 approach. I skipped breakfast, restricted my eating window to the afternoon and evening, and made sure to cut calories compared to my normal intake.
A Sample Day
Here is an example of what I would eat on a typical day:
12 PM: Break fast
Sometimes I would start the day with bulletproof coffee containing butter and MCT oil to give me energy without technically breaking the fast.
4 PM: Lunch
- Salad with grilled chicken or tuna and balsamic vinegar
- Veggie omelette with avocado
- Leftovers from the previous night's healthy dinner
7 PM: Snack
- Greek yogurt with blueberries and nuts
- Protein smoothie
- Hardboiled eggs
- Baby carrots and hummus
8 PM: Dinner
- Grilled salmon and roasted vegetables
- Tofu stir fry with brown rice
- Chicken or shrimp fajitas with peppers and onions
The Results
After 3 months of intermittent fasting combined with regular exercise, I had lost just over 15 pounds and trimmed my body fat percentage.
I felt lighter, healthier, and more energetic. My appetite had reduced, and fasting came naturally as my body adjusted.
The best part was how sustainable this lifestyle was. I didn't feel deprived following a reasonable eating schedule and consuming nutritious, satiating meals.
Adding Exercise for Weight Loss
While intermittent fasting alone can lead to weight loss, combining it with regular exercise provides optimal fat burning results.
I made sure to incorporate both cardio and full body strength training into my program 3-4 days per week.
My Workout Routine
Here was my typical weekly workout schedule while following intermittent fasting:
Monday: Upper Body Weights & Cardio
Focusing on chest, back, shoulders, arms, and 20 minutes on the elliptical machine.
Tuesday: Lower Body Weights & Yoga
Targeting quads, hamstrings, glutes, calves and a yoga flow for active recovery.
Wednesday: Rest Day
Giving my body time to recover.
Thursday: HIIT Cardio
High intensity interval training with running, biking, or using an elliptical.
Friday: Total Body Weights & Cardio
Compound moves like deadlifts and squats combined with steady state jogging.
Saturday: Active Recovery
Light walking, yoga, stretching, foam rolling.
Sunday: Rest
Letting my muscles heal before the next week.
Tips for Exercising While Fasting
I found success working out in a fasted state. However, it can take some getting used to. Here are some workout tips for fasting:
- Stay hydrated - Drink plenty of water before, during and after.
- Get enough electrolytes - Consume mineral supplements if needed.
- Use pre-workout supplements - Powders with caffeine, amino acids etc. can boost energy.
- Listen to your body - Reduce volume if feeling low on fuel.
Frequently Asked Questions
Is intermittent fasting safe?
Yes, research shows intermittent fasting is safe for most healthy adults when done properly and in moderation. As with any diet, check with your healthcare provider first.
Can I exercise while fasting?
Yes, you can continue your usual exercise routine while intermittent fasting. You may need to reduce high intensity workouts initially as your body adapts.
How much weight will I lose?
Weight loss results vary depending on the individual. Many people lose between 5-10% of their body weight over 6-12 months following an intermittent fasting style of eating.
How should I break a fast?
Break your fast gradually with water and vegetables or bone broth, then move to lean protein, healthy fats and complex carbs to avoid digestive issues.
Can I drink coffee while fasting?
You can drink black coffee, herbal tea, water and other non-caloric beverages during fasting periods. Avoid anything with milk, sugar or calories which would break your fast.
I hope this guide gives you some practical tips and motivation to get started on your own intermittent fasting weight loss journey. With consistency and hard work, this approach can give you real results.
FAQs
What are the different types of intermittent fasting?
The most popular intermittent fasting methods are:
- 16/8 method: Fast for 16 hours, eat during an 8 hour window
- Eat Stop Eat: Fast for 24 hours once or twice per week
- 5:2 diet: Eat normally 5 days and limit calories to 500-600 for 2 days
How much weight can I expect to lose?
It depends on several factors, but many people lose 5-10% of their body weight over 6-12 months with intermittent fasting and a healthy diet.
Is it alright to exercise while fasting?
Yes, you can exercise normally while following intermittent fasting. Stay hydrated and reduce high intensity workouts if feeling low on energy at first.
What are some common side effects?
Possible side effects, especially when first starting out, include hunger, low energy, headaches, irritability and difficulty concentrating. These often improve within a few weeks.
Disclaimer: This article is for informational purposes only and does not constitute medical advice. Always consult with a healthcare professional before starting any new treatment regimen.
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