Smoker and smokeless tobacco user athletes: dual users? See

Novel evidence on the effect of tramadol on self-paced high-intensity cycling. See

Tramadol effects on physical performance and sustained attention during a 20-min indoor cycling time-trial: A randomised controlled trial See

Exercise performance increase in smokeless tobacco‐user athletes after overnight nicotine abstinence. See

Effects of nicotine on microvascular responsiveness after nicotine satiety versus overnight nicotine abstinence. See

Use of analgesics in professional soccer players: A systematic review See

The importance of nicotine use among winter sports athletes especially in skiers. See

The Expanded Exercise Addiction Inventory (EAI‑3): Towards Reliable and International Screening of Exercise‑Related Dysfunction See

Doping in tennis, where we are and where we should be going? See