Among parents who said their teen drinks caffeine most or all the day of the week, a new study on Monday revealed that 18 per cent drink it to "stay awake". The study conducted by the US-based University of Michigan found that a quarter (25 per cent) of parents reported their teen consumes caffeine daily or nearly every day.

The Indian Council of Medical Research (ICMR) has rejected a recent study led by Banaras Hindu University (BHU), which claimed that Covaxin raised the rare risk of stroke, and Guillain-Barre syndrome, among others, and said that the findings are "misleading." The ICMR has written to the Editor of the New Zealand-based Drug Safety Journal to retract the recently-published Covaxin side effects study by authors from BHU as the apex research body has been "incorrectly and misleadingly acknowledged in the paper." "The ICMR is not associated with this study and has not provided any financial or technical support for the research," the apex research body wrote in the letter.

Proper intake of calcium and vitamin D in pregnancy may be key for good bone health in women during and after birth, said experts on Saturday. A woman's bone health can change before and after pregnancy. While a woman is pregnant, her body undergoes numerous changes to support the growth of the foetus, and this affects bone health. "Oestrogen that helps maintain bone density reduces significantly during pregnancy, leading to increased bone resorption. This involves breaking down old bones in the body to release calcium needed by a growing baby. Vitamin D deficiency and anaemia further add to bone loss. They must be taken care of pre-pregnancy and during pregnancy too," Sandhya Rani, Senior Consultant - Obstetrics & Gynaecology, Aster Women and Children Hospital, Bengaluru, told.

A coloured band (usually white or red) along the length of the nail may indicate the risk of developing cancerous tumours of the skin, eyes, and kidneys, finds a study. Scientists at the US National Institutes of Health (NIH) discovered the presence of a benign nail abnormality known as an onychopapilloma. Besides the coloured band, it also comes with thickening of the nail underlying the colour change, and thickening at the end of the nail.

Tesla and SpaceX CEO Elon Musk on Saturday said his brain-computer interface company, Neuralink, can help restore full body control in people suffering from paralysis in the near future. Neuralink has achieved a successful brain-chip implant with the first human -- Noland Armagh -- in the US. The company is now accepting applications for the second participant for a chip implant.

The Tamil Nadu Health Department has commenced measures on a war footing to prevent the surge in Dengue cases in the state. The health department is worried as more than 4,000 cases of Dengue fever have been reported even before the onset of monsoon. The number of Dengue cases is increasing in the Theni, Namakkal, Tiruvannamalai, Ariyalur, Dindigul, Krishnagiri, Madurai, Coimbatore, and Thanjavur districts.

Vaccination, hygiene, and a balanced diet are the major ways to prevent hepatitis A -- a highly contagious liver infection caused by the hepatitis A virus (HAV) --, said doctors on Friday amid reports of a severe outbreak in Kerala.Hepatitis A is spread via ingestion of contaminated food and water or through direct contact with an infectious person. Hepatitis A outbreak in Kerala

Online food aggregator Zomato's Co-founder and CEO Deepinder Goyal on Friday launched a new feature to help customers make healthier choices. To begin with, the company has started suggesting 'roti' as an alternative to 'naan'.

More than 800 cases of hypertension have been reported in Udaipur's Chhotaudepur district within one-and-a-half-month.Additionally, a recent health check-up camp for government employees revealed that 295 out of 3,471 employees were diagnosed with hypertension.Chhotaudepur has a significant tribal population, primarily comprising communities like the Rathwa, Bhil, and Naikda tribes.

Seasonal variations like hot humid weather or chilling winter can significantly raise blood pressure or cause a sudden drop, said health experts on Friday, stressing the need for regularly monitoring blood pressure.The blood pressure tends to vary as the temperature fluctuates. According to health experts, seasonal variations of blood pressure occur, especially in North India, because in winter temperatures drop up to five to six degrees, and in summer it can reach the maximum between 40 to 45.