Guide library
Plain-language education with dates, authors and original source links where available.
There are several types of chemical peels, each with their own healing process. Depending on the type of peel you get, it could be several weeks before you see results. As the name suggests, chemical peels are…
Read guide →Is pure testosterone a steroid? Testosterone is a hormone that males create in their testes. The female body also produces this hormone in the ovaries and adrenal glands, but in smaller amounts. Healthcare pro…
Read guide →Locations: AdvertisementAdvertisement Low protein in blood (hypoproteinemia) means that a blood test shows you have abnormally low levels of protein in your blood. Many things may cause low protein in blood. M…
Read guide →Diamine oxidase (DAO) is a digestive enzyme that rids your body of histamine. Histamine is a signal protein important for digestion, allergic response, immunity, and more. Experts don't agree, but histamine in…
Read guide →Locations: Search AdvertisementAdvertisement The natural supplement may help with weight loss, lower blood sugar and protect your heart Image content: This image is available to view online. View image online …
Read guide →Is berberine good for weight loss? Some people may use berberine to support weight loss. For example, a 2020 study associated berberine intake with a significant reduction in body weight, BMI, and waist circum…
Read guide →Ellenhorn MJ, et al. Ellenhorn's Medical Toxicology: Diagnoses and Treatment of Human Poisoning. 2nd ed. Baltimore, MD: Williams & Wilkins, 1997. Gruenwald J, Brendler T, Jaenicke C. PDR for Herbal Medicines. …
Read guide →Overview: Coenzyme Q10 may be used to increase coenzyme Q10 levels. Coenzyme Q10 is made by your body and is needed to make energy and help protect cells from damage. Common side effects may include an upset s…
Read guide →HDL: The good, but complex, cholesterol More HDL cholesterol is better, but the benefits may depend on how you get there. In the simplest telling of the cholesterol story, HDL (the so-called good cholesterol) …
Read guide →There are various purported benefits of Tongkat ali. These include improvement in male sexual performance, bone health, and stress reduction. However, the research is inconclusive. Research has been done into …
Read guide →Fish oil is an excellent source of omega-3s, which is good for the heart and the brain. However, getting your omega-3s from fish is healthier. If you don’t eat fish, fish oil supplements are a good alternative…
Read guide →Locations: AdvertisementAdvertisement A urine protein creatinine ratio test tells your healthcare providers how well your kidneys are working. It measures the levels of protein and creatinine (a waste product)…
Read guide →What Is the Carnivore Diet? On the carnivore diet, you cut carbohydrates and eat nothing but meat and other animal products, like beef, chicken, pork, fish, and eggs. The idea is that by cutting all carbs, you…
Read guide →What Is Turmeric? In the U.S., turmeric is best known as a spice. You might hear people say it in two ways: tur-mer-ik or too-mer-ik. It's one of the main ingredients in yellow curry powder. It also gives some…
Read guide →Key takeaways - Dermarollers use tiny needles to create controlled micro-injuries in the skin, triggering the body’s natural wound healing response and boosting collagen production. - This microneedling techni…
Read guide →Nosebleed (epistaxis) Reviewed by Howard E. LeWine, MD, Chief Medical Editor, Harvard Health Publishing; Editorial Advisory Board Member, Harvard Health Publishing What is a nosebleed? The inside of the nose i…
Read guide →Locations: AdvertisementAdvertisement Liver fibrosis is when long-term liver disease starts to change your liver tissues. Chronic inflammation causes scarring, making your liver stiffer and less responsive. If…
Read guide →Locations: AdvertisementAdvertisement Hereditary hemorrhagic telangiectasia (HHT), also called Osler-Weber-Rendu syndrome, is a genetic disorder that affects blood vessel formation. People with HHT develop sma…
Read guide →Key takeaways - Skin lightening treatments can remove existing melanin deposits. Examples include laser therapy, intense pulsed light (IPL) treatment, and certain topical creams and ointments. - Methods to low…
Read guide →Testosterone pellets are about the size of a grain of rice, and a doctor will implant them under the skin. These pellets contain crystallized testosterone and deliver a steady, low dose of this hormone to the …
Read guide →