Every year it seems like a new workout challenge is making the rounds on social media. Maybe you’ve seen that influencer boasting about completing 75 Hard, a challenge in which you do two 45-minute ...

Here’s what to know. What is the Winter Arc? The goal-setting challenge was created online by fitness and wellness influencers, so there isn’t a one-size-fits-all approach or standard definition.

If you’re trying to keep up with TikTok’s ‘winter arc’ trend or are thinking about ... to ‘lock in’ and stick to a strict health, fitness and wellbeing regime until January.