Effect of COVID 19 lockdown on medical education: A systematic review.

Objective: To evaluate the complications of e-learning during pandemic-led lockdown, its effect on medical students' learning, and to recommend practical solutions.

Methods: The systematic review comprised literature search on Google Scholar, Medline and Pubmed databases for studies published from 2019 to April, 2022. dealing with the effect of coronavirus disease-2019 on medical education.

SARS-CoV-2 in relation to global vaccination and booster doses: what is the future of vaccination in the battle against COVID-19?

Many of the deletions and large mutations found in the Omicron version of COVID-19 are identical to those seen in the α, π, β, and δ based VOCs. Such deletions and alterations have long been known to increase the viral risk of transmission and binding ability. Additionally, these changes are anticipated to increase the chances of immunological evasion and antibody secretion.

A Systematic Review of the Clinical Efficacy of Micro-Focused Ultrasound Treatment for Skin Rejuvenation and Tightening.

The demand for non-invasive skin-tightening techniques is continuously on the rise, as now numerous patients seek safe and effective alternative body, neck, and facial aesthetic surgical procedures. Micro-focused ultrasound (MFU) has been recently introduced as a novel energy modality for skin rejuvenation to produce a more significant wound healing response at various levels, including strong collagen remodeling and long-lasting clinical response. This literature study was intended to find the role and efficiency of using micro-focused ultrasound therapy in male and female patients aged 35-65.