If results show a low TSH level (below 0.5 mU/L), it may mean an overactive thyroid, or hyperthyroidism. TSH results may seem counterintuitive. A high TSH level suggests an underactive thyroid gland, ...

Stress and some conditions can increase cortisol levels. High cortisol can cause symptoms such as weight gain, acne, and fatigue. Doctors may refer to high cortisol as Cushing syndrome or ...

Ricky Leath, an outreach specialist with the City of Miami, talks with Bei Zhao, right, as he works with the Miami-Dade County Homeless Trust to distribute bottles of water and other supplies to the ...

Last year was the hottest year on record, the top 10 hottest years were all in the past decade and planet-heating carbon dioxide levels in the atmosphere are at an 800,000-year high, a report ...

The global average surface temperature was 1.55C above the 1850-1900 level, with a 0.13 C margin of uncertainty either way — making last year the warmest in a 175-year observational record ...

Watch out for elevated mercury levels in skin-lightening products. The warning from the New York City health department is raising alarm about 22 skin-lightening products, largely from Pakistan ...

HONOLULU (HawaiiNewsNow) - The City and County of Honolulu said it has found elevated bacteria levels at the Kailua Regional Wastewater Treatment Plant Friday. Officials said a sample collected ...

Around 11:31 a.m., an alert was sent out on Facebook saying that water levels downstream of the lock were “unexpectedly high” today. (Photo: Wilson Lock, Facebook) (Photo: Wilson Lock ...

High homocysteine levels in the blood may indicate a deficiency in folic acid, vitamin B12, and vitamin B6, or can be caused by certain medications and health conditions. Elevated homocysteine may ...