Why do 30 year olds look younger now?
UV radiation damages your skin’s DNA and breaks down collagen, the protein that keeps skin firm and smooth.
UV radiation damages your skin’s DNA and breaks down collagen, the protein that keeps skin firm and smooth.
Three sessions per week give you the perfect balance. You train each major muscle group, rest for recovery, then train again before losing your progress.
Studies show training each muscle group twice weekly produces excellent results. Three full-body sessions hitting all major muscle groups work well for muscle growth and strength.
Your body loses 3-8% of muscle mass per decade after age 30. This speeds up after 50. Women face extra challenges because dropping estrogen levels after menopause make it harder to maintain muscle.
Water burns about 8 calories per glass through a process called thermogenesis.
Strength training reverses muscle loss at any age. Studies on people in their 70s and 80s show they can build muscle and strength similar to people in their 40s when they train hard.
Spinach gets more attention than watercress, but the numbers tell a different story.
Six bananas contain about 2,532 milligrams of potassium. Add other potassium-rich foods you eat during the day, and you could easily exceed safe limits.
Follow the fiber first rule. A 2016 study found that people who ate vegetables before protein and carbs lost more weight than those who ate in random order.
The magic happens because your muscles stay under tension for a long time (90 seconds is a lot), but you don’t rest long enough to fully recover.
Falls kill 32,000 people per year in developed countries. This number has almost doubled in the last decade. Strong legs from squats help prevent these falls.
Walking every day helps you lose fat and stay healthy. Walking is different from strength training because it doesn’t damage your muscles the same way.
Lifting heavy for 2 hours straight will probably hurt your progress. Your body can only handle so much before it starts breaking down faster than it can recover.
You need a BMI of 30 or higher to qualify for Ozempic for weight loss.
Coke Zero can make you feel hungrier. The sweet taste tricks your brain into expecting calories, and when those calories don’t arrive, your hunger hormones increase.
Your stomach starts producing acid and digestive enzymes. Your pancreas prepares to release insulin. This is called the cephalic phase response, and it happens even when you don’t swallow anything.
High cortisol changes how your body handles food and stores fat. Cortisol increases your appetite and makes you crave sugar and fatty foods.
Cardio burns calories while you exercise. Weights build muscle that burns calories all day, even when you sleep.
Fix these three things and your stomach will look flatter.
If you gain 5 kilograms of muscle over a year, your body burns an extra 45 calories per day just from having that muscle.
These additions will break your fast because they contain calories or trigger insulin.
Regular milk fails the keto test because of lactose, the natural sugar in dairy. Here’s what you get in one cup:
The 3/2/1 rule gives your body the time it needs to shift into sleep mode.
Walking 5km burns different amounts of calories for different people. Your weight makes the biggest difference.
The jiggly, pinchable fat makes up about 90% of all body fat. The remaining 10% is visceral fat, but this small amount causes big health problems.
Research shows that for every 10kg (22 pounds) of body weight, you burn about 30-40 extra calories during a 10-minute cold plunge. A 100kg person might burn 400 calories while a 60kg person burns 250 calories in the same conditions.
The vibration can increase blood flow to the area. More blood means more oxygen reaches your skin cells. This sounds good, but the effect stops when you step off the machine.
The problem is seven minutes just isn’t enough time to create a big calorie burn. Your body needs longer to really tap into fat stores.
Your body works hard while you sleep. You breathe out water vapor all night long. You sweat, even when you feel cold.
Your body keeps burning extra calories even after you finish running. Scientists call this “afterburn effect” or EPOC. Your metabolism stays higher for 2-3 hours post-run, burning an extra 15-50 calories.