Nicotine stays in your system for only a few days or less, but withdrawal symptoms from nicotine can last up to weeks.

Plant proteins are made from plant-based sources like peas or soy, while whey protein is milk-based. Find out which is better ...

Lower your cholesterol with lifestyle and dietary changes, including exercising every day, maintaining a healthy weight, and eating more soluble fiber.

Eating too much salt can cause several health problems, chief among them high blood pressure, which increases your risk for heart disease and stroke.

Many foods are naturally gluten-free. People with celiac disease or gluten intolerance must follow a gluten-free diet to manage symptoms and prevent flares.

Jones: The AHA recommends that all patients with high blood pressure use a home monitor to measure their blood pressure at least two or three times per week. In my practice, I recommend that my ...

Matcha, almonds, and coffee may all help boost your metabolism in different ways when you make them a part of a nutritious and balanced diet.

Are vegetable oils bad for you? Learn the facts about health effects, safe cooking tips, myths, and which oils may support heart health.

Three ounces of wild sockeye salmon has 570 international units (IUs) of vitamin D—or about 70% of the recommended daily intake. While salmon is a great source of vitamin D, there are a few other ...

The keto flu is a temporary condition that causes symptoms similar to those of influenza. It typically happens in the first days or weeks of starting the ketogenic diet and is a result of various ...

The "meat sweats" isn't an official medical diagnosis, but a spike in your body temperature after a big meal—especially one with a lot of protein—is a real phenomenon. If you find yourself wiping your ...

B12 shots work fast but don’t last long. Most leaves your body within a day, though some is stored in the liver. Regular injections may be necessary to maintain steady levels, especially if you have ...