Dr. Stephen Johnson

Recommended Articles

• What Is Nicotine?

  IntroductionNicotine is an alkaloid stimulant that comes from the nightshade family of plants, particularly from the leaves of tobacco. The type of nicotine found in tobacco plants is called Nicotiana tabacum. Nicotine can also be synthetically produced. Thousands of chemicals are contained in...

• What Causes Dry Hair?

  The two most important things needed for healthy looking hair are shine and luster. The outermost layer of the hair provides ample protection to the inner layers. The presence of oil in the outer layer of the hair reflects the light making it look shiny. But when the hair is dry, the outer...

• Lactose Intolerance vs. IBS

  OverviewIrritable bowel syndrome (IBS) is a gastrointestinal (GI) disorder that can be mistaken for lactose intolerance and other digestive issues. Know the differences between these disorders to find relief and effective treatment. Irritable bowel syndrome (IBS) has a variety of potential causes....

• Is the Keratin Hair Treatment Safe?

  Keratin hair treatment, or Brazilian treatment, seems to be the ideal method for most women. It smoothens out the frizz and curls from the hair and gives it a uniform texture. But this treatment is a temporary curl softening method. Normal hair straightening methods use harsh chemicals to make hair...

• Male Menopause: It Does Exist

  European researchers have identified a few physical and psychological symptoms accompanied by low levels of testosterone, which will enable doctors to diagnose male menopause or late-onset hypogonadism. Male menopause refers to a reduction in testosterone levels, which is a result of aging. Contrary...

• What Causes Nipple Pain?

  IntroductionMost women may have experienced soreness in their nipples at some point in time or another. This soreness or pain can be due to various reasons which may include an imbalance in the hormones, skin conditions, pregnancy, itching, allergies or infections, breastfeeding, and much more. The...