Health

Using mice, scientists have revealed for the first time how stress hormones control fat and sugar levels over a 24-hour cycle. In addition, they have shown that a high calorie diet can alter the time-sensitivity of metabolic cycles. Share on PinterestNew research in mice examines the link between diet, stress …

Alopecia is the medical term for hair loss. Many different factors contribute to this condition, including certain medications. Doctors refer to alopecia that occurs as a side effect of medication as drug-induced alopecia. Drug-induced alopecia can affect any part of the scalp or body. The extent and duration of hair …

If you buy something through a link on this page, we may earn a small commission. How this works. Mild constipation is common. Very severe constipation or constipation accompanied by certain warning signs — such as blood in the stool or severe abdominal pain — can constitute a medical emergency. …

The flu is a common respiratory infection, and its symptoms can range from mild to severe. Although a rash is not a common symptom of the flu, it can sometimes occur. There is evidence to suggest that certain types of flu may lead to a rash forming in some people. …

The word shock can describe several different situations. Medical shock happens when the body’s cells do not get enough oxygen-rich blood. It is not a disease but a result of an illness or injury. A person may also feel shocked when they experience something unexpected. This shock is psychological and …

Numbness means an absence of feeling or loss of sensation. A numb face can be a symptom of one of many health conditions, including migraine and allergies. Numbness on any part of the body usually occurs as a result of damage to the nerves or a disturbance in their function. …

Rosehip oil comes from the seeds of the rosehip fruit. Its rich antioxidant content suggests it may be useful for treating a number of skin conditions. As an oil, it may also have potential as a cleanser and makeup remover. Many skincare companies now offer rosehip oil either in its …

A fat molecule found only in avocados shows signs of strengthening insulin sensitivity, according to research in mice. Share on PinterestAvocados contain a compound that could be a secret weapon against type 2 diabetes. Avocados aren’t merely a tasty addition to a diet — they contain a fat molecule that …

To what extent do factors such as education and socioeconomic position affect our thinking skills and memory over time? Not as much as one might think, a new study suggests. Share on PinterestNew research finds that cognitive ability at age 8 may indicate future risk of dementia. The study set …

Hearing a cracking or popping in the shoulder can be unsettling. However, unless it accompanies pain, swelling, or other symptoms, joint cracking and popping are generally harmless. Cracking, clicking, and popping sounds are quite common in the joints. Doctors refer to this as crepitus. Though crepitus happens often, the reason …